Send one image to two printers and you rarely get the same color back. The ICC file that records how a single printer, ink and paper combination reproduces color is the print color profile, and software uses it to convert image values into the device values that print the intended result.
Print labs and press operators lean on it, and so do photographers who want the print to land close to what the monitor and the proof showed.
Conversion runs both ways inside the file. X-Rite’s documentation calls one side “what the ink looks like,” which drives soft proofs, and the other “separation,” which converts an image for printing.
What Is a Print Color Profile?

The profile does not change the printer. It records what the printer can do, and the software running the conversion reads that record.
You’ll find it as an .icc or .icm file, built to the format the International Color Consortium defines in ICC.1. That format is also standardized as ISO 15076-1, so compliant software reads it the same way. Printer profile and output profile mean the same file, and paper profile gets used when the stock is the point.
On the output side the values are the printer’s own, mostly CMYK for offset presses and often RGB for photo inkjet drivers. The source is usually an RGB file, so this conversion is where screen color becomes print color.
Swap the paper and the profile stops applying. Gamut and dot gain both change with the stock, and so does paper white, even on the same printer.
Don’t confuse it with sRGB or Adobe RGB (1998), which are fixed definitions of an RGB range. A print color profile measures one specific print condition.
Which Types of Color Profiles Exist, and Where Does the Print Profile Fit?
ICC works with input, display, output and device link classes, and the print profile is an output one.
Input profiles describe cameras and scanners. A display profile covers how a monitor reproduces color. Output is where printers, presses and other print conditions live. Device link profiles skip the middle and join one device’s color space straight to another’s, mostly to speed up repeat conversions.
ISO 15076-1 adds a few rarer classes (color space conversion, abstract and named color) that almost never come up in print work.
The display profile decides how far a soft proof can be trusted. Calibrating the monitor for print gives the proof a stable starting point, and without it even a perfect output profile previews wrong.
On the source side, sRGB and Adobe RGB (1998) describe the RGB values in the file. The print profile is the destination those values get converted into.
Only the output class carries ink and paper behavior.
How Does a Print Color Profile Convert Color?
Through a device-independent reference called the profile connection space (PCS). The source profile translates image values into PCS values, and the print color profile translates those into the printer’s device values.
The PCS is either CIELAB or CIE XYZ, both referenced to a D50 white point, and ISO 15076-1 defines each encoding and the conversion between them.
The color management module (CMM) does the math. Photoshop uses Adobe Color Engine for it, while Apple ColorSync and the Windows Color System handle it at the operating system level.
Converting an RGB image to CMYK in Photoshop follows this exact path, with the chosen profile as the destination.
The shared middle point also keeps the profile count low. Each device needs one profile, not one for every pairing with another device.
In an application-managed workflow the printer never receives the profile. Photoshop reads it, converts the values, and sends finished data in the printer’s color space to the driver.
What Happens to Colors the Paper Cannot Print?
That depends on the rendering intent. Colors outside the printable gamut either get clipped to the nearest printable color or compressed along with the rest of the image, and the intent the conversion uses decides which.
Rendering intents
The ICC defines perceptual, relative colorimetric, saturation and absolute colorimetric.
Perceptual compresses the whole image gamut to keep the relationships between colors, so in-gamut colors shift too. It suits photos with a lot of out-of-gamut color.
Relative colorimetric maps source white to paper white, moves out-of-gamut colors to the nearest printable ones and leaves everything else alone. Logos and flat color usually go through this one.
Charts and graphics can take saturation, which favors vividness over accuracy. Photos can’t.
When one press has to imitate another, absolute colorimetric is the pick, since it keeps the source white as a tint on the paper.
Microsoft’s Windows Color System documentation describes the colorimetric intent the same way: colors the device cannot render move to the closest renderable color, and everything else stays put.
Relative colorimetric with black point compensation is the sensible starting point for print. Switch to perceptual when the gamut warning lights up large areas of a photo.
Perceptual is also the least standardized intent. The ICC’s v4 documentation defines a perceptual reference medium as a virtual print with a 288:1 dynamic range, a neutral white at 89% reflectance and a darkest color at 0.30911%.
Profiles built to the older v2 specification could aim at different perceptual gamuts, and only v4 profiles carry the tag that declares the target. Two profiles can therefore render the same photo differently under perceptual.
Gamut and paper white
A monitor shows saturated blues and greens that no ink set reaches. Photoshop’s gamut warning marks those pixels against the selected printer profile.
Simulate Paper Color shows white as the tint of the paper recorded in the profile, so the preview loses the bright monitor white.
Black point compensation maps the source black point onto the darkest black the paper can hold, using CIE XYZ scaling (ICC White Paper 26). It applies to the colorimetric path only.
CreativePro’s guide to Photoshop’s Proof Setup explains that Simulate Black Ink turns black point compensation off in the preview, so the two settings do not stack.
Which Standard Print Color Profile Matches Your Press and Paper?
Match the region and press type first, then the paper. European coated sheetfed work points to PSO Coated v3 (or ISO Coated v2 when the printer still specifies FOGRA39). North American sheetfed goes to GRACoL 2006, North American web to SWOP, and Japanese offset to Japan Color 2001.
| Profile | Issued by | Paper and process | Typical use |
|---|---|---|---|
| ISO Coated v2 (FOGRA39) | ECI, data from Fogra | Coated paper type 1 or 2, offset | Europe, legacy jobs |
| PSO Coated v3 (FOGRA51) | ECI, data from Fogra | Premium coated, ISO 12647-2:2013 | Europe, current coated offset |
| GRACoL 2006 Coated1v2 | Idealliance | Grade 1 coated, sheetfed, G7 | US commercial sheetfed |
| SWOP 2006 Coated3v2 | Idealliance | Grade 3 coated, web offset | US publication web |
| Japan Color 2001 Coated | Japan Color, shipped with Adobe apps | Coated paper, sheetfed offset | Japan |
Reference condition versus profile file
FOGRA39 is a characterization data set, not a profile. Fogra created it in December 2006 as the replacement for FOGRA27 (ICC Characterization Data Registry), and ECI builds the ISO Coated v2 profiles from it.
ECI publishes ISO Coated v2 and ISO Coated v2 300% from the same FOGRA39L data. Only the total ink limit differs.
FOGRA51 replaced FOGRA39 as the European coated reference under ISO 12647-2:2013, and PSO Coated v3 is built from it. Optically brightened coated stock is the main reason the data was redone.
Plenty of printers still specify the older condition. Ask which one before converting.
Total ink limits compared
Total ink limit is the cap on combined ink percentages at any single pixel, and it’s the number to understand if you want to know how ink coverage works in CMYK printing. ICC Profile Registry entries list 300% for both PSO Coated v3 and SWOP 2006 Coated3v2, and 310% for GRACoL 2006 Coated1v2. Japan Color 2001 Coated sits at 350%, according to Adobe’s color settings description.
Read together, the four listings span 50 points. A file separated for Japan Color 2001 Coated can carry up to 50 points more ink in the shadows than a SWOP press holds.
Coated versus uncoated stock
Coated and uncoated paper stock behave differently, so every profile family ships both. PSO Uncoated v3 (FOGRA52) sits beside PSO Coated v3 in the ICC registry, and Japan Color 2001 has its own uncoated counterpart.
When a standard profile does not fit
Standard profiles describe offset presses on reference papers, which makes them a poor match for digital presses and inkjets with their own ink sets. Offset jobs on stock far from the reference paper don’t fit either, and neither does sheetfed work separated for a web profile such as SWOP.
For those, the printer’s own profile or a custom one describes the job better. Ask the print shop for it.
How to Make a Custom Print Color Profile
You print a known target chart with color management off, measure the patches with a spectrophotometer, and let profiling software calculate the conversion tables from those measurements.
- Fix the paper type, print mode, driver settings and ink limits, then linearize so the printer behaves the same way later. Calibration sets that baseline, and profiling describes the result.
- Print the target chart with color management turned off in the driver. Fiery’s profiling help says not to change any color management settings when printing patch pages, and the print settings should be the ones you’ll use for real jobs.
- Let the chart dry for as long as the software says. Some inkjet workflows, such as InkjetMall’s Piezography guide, call for overnight curing.
- Measure every patch with a spectrophotometer. The X-Rite i1Pro 3 records M0, M1 and M2 modes in one pass (Northlight Images review), and M1 uses D50 light with a UV component, which matters on optically brightened paper.
- Build the profile. X-Rite’s i1Profiler computes the tables and sets black generation and ink limit. Save the finished .icc file.
- Validate it by printing and measuring a second chart through the new profile, then compare predicted color with measured color. ColorThink plots the gamut so you can set it beside a standard profile.
Chart size trades accuracy for speed. Fiery’s Color Profiler Suite help lists 1485 patches for ECI2002 and 1617 patches for IT8.7/4, and says the 1617 target may produce a slightly better profile.
Certification work sets the floor. Fiery XF documentation states that a 1617-patch chart is needed for Fogra certification or G7 processes.
Smaller charts exist for quick jobs, at lower precision.
Check the software license before buying anything. X-Rite sells the i1Basic Pro 3 for displays and projectors, while printer profiling sits in the i1Publish Pro 3 (RGB and CMYK printers). The RGB-only i1Photo Pro 3 has been discontinued.
Profiles built this way go wrong in a few familiar ways. The usual culprits are a media setting or print mode that differs from the one the chart used, and driver color management left on while the chart printed. Measuring patches while the ink is still drying does it too.
Is a Custom Print Color Profile Worth the Cost?
Usually not, when the manufacturer already profiled your exact printer, ink and paper. A custom profile earns its cost on third-party paper, non-OEM ink, or when several printers must match.
Manufacturer paper profile
Canon’s Professional Print & Layout software sets the ICC profile automatically for genuine Canon paper, and those profiles install with the printer driver (Canon’s online manual).
There’s no cost and no measuring, and the profile is matched to the printer model and its own paper range. The catch is that it describes a reference unit, not your printer, and it’s valid only for the paper and ink it was built for (Cambridge in Colour).
X-Rite makes a related point about generic profiles: they are hand-tuned to be smooth and uniform rather than to describe one device’s behavior.
Lab-supplied and third-party profiles
Labs such as AG Photolab publish a profile for each printer and paper combination, so customers can soft proof before ordering. Paper makers distribute theirs the same way, as free downloads.
Because the profile was built on the machine that prints the job, the preview reflects the lab’s real output, and it costs nothing. It’s useless on any other printer, though. A close paper cousin also gives a wrong preview, so the exact paper name and finish must match.
Custom profile
Entry-level printer profiling hardware starts near the price X-Rite launched the i1Studio at, $499 (CameraJabber, at launch, so check current pricing).
A custom profile describes your printer instead of a reference unit, and it’s the only route for third-party paper and non-OEM ink. It keeps several printers consistent and gives you measured data to prove a result. The price is hardware, software and printing time, plus a new profile for every new paper or ink.
The obvious upgrade is not always the winner. Ctein’s printer-managed tests, covered further down, matched or beat custom profiles on most of his test photos on the Epson printers he tried, so run a test print before buying a spectrophotometer.
How to Install a Print Color Profile and Soft Proof With It
Install the .icc file into the operating system’s profile folder, restart Adobe applications, then pick the profile as the device to simulate in Photoshop’s Proof Setup or Lightroom Classic’s soft proofing panel.
Install the profile
On Windows, right-click the .icc file and choose Install Profile. Windows copies it to C:\Windows\System32\spool\drivers\color (Whitewall’s help page).
On macOS, copy the file to /Library/ColorSync/Profiles for all users, or to ~/Library/ColorSync/Profiles for the current user only.
Restart Photoshop or Lightroom afterward, or the profile does not show up in the list.
If Install Profile is missing from the menu, check the extension, which has to be .icc or .icm (Moab Paper’s instructions). On a Mac, Hahnemuhle warns that Safari’s automatic unzipping can corrupt profile downloads, so switch off “Open safe files after downloading”.
Soft proof in Photoshop and Lightroom
In Photoshop, go to View, Proof Setup, Custom. Choose the profile under Device to Simulate, set the rendering intent, then toggle the preview with View, Proof Colors.
Lightroom Classic works from the Develop module. Tick Soft Proofing and select the printer profile. Datacolor’s guide also points to the Simulate Paper & Ink option.
A soft proof does not touch the file. The profile only simulates the result on screen, so the original keeps its color space (Profotonet’s guide).
Compare the proof with a print under D50 light, the graphic arts reference illuminant in ISO 3664 (JUST Normlicht). The current edition is ISO 3664:2025, which replaced ISO 3664:2009 in July 2025.
Who Should Convert the Color: Photoshop, the Printer, or the Print Shop?
Only one of them should. Pick Photoshop, the printer driver or the print shop as the converter for each job, and switch the others off.
Photoshop Manages Colors versus Printer Manages Colors
Adobe’s Photoshop print help says that with a custom profile for a specific printer, ink and paper, letting Photoshop manage colors often produces better results than letting the printer manage them.
Ctein’s 2015 tests for The Online Photographer point the other way. For each of a dozen photos he made five prints on Epson 3880 and P800 printers: four through custom profiles (his own and one Andrew Rodney made for him, each with perceptual and relative colorimetric rendering) and one printer-managed.
Of the five photos he reported in detail, printer-managed color came out ahead on three (Xmas Spirit, Ripples in Stream and Tiffany Dome, where he called it a clear win). It drew on one (Stream Bank), and split by printer on another (Grasses in Liquid Sky), the only photo where a custom profile was of clear benefit, and only on one printer.
The sources disagree partly on scope. Ctein limited his claim to Epson x880-series, P600 and P800 printers and said printer-managed color is unsuitable when outside clients, mixed printer fleets or shared soft proofs are involved.
Letting Photoshop manage color fits when the paper or ink is third-party and the driver has no preset for it, or when several printers must look alike. A client who needs to see the same soft proof you see settles it too.
Printer-managed color fits OEM ink and paper on an Epson-class driver, provided a test print shows gradation holding in saturated areas.
Windows adds a wrinkle. As of Ctein’s post, he reported printer-managed color limited to sRGB there, readers reported an Adobe RGB option in the Epson driver, and Adobe’s Dave Polaschek explained in the comments that Windows’ ICM 2 routes tagged images through sRGB.
When Photoshop converts, turn the driver’s color management off so its profile does not override yours (Adobe’s print help). An Adobe Community expert notes that recent Epson drivers get switched off automatically, while older ones need the Off setting by hand.
Assign versus convert
Assign Profile tags a file and leaves every pixel value alone, so the colors on screen change. Convert to Profile rewrites the pixel values so the colors stay put in the new space.
Assign only when a file is untagged or tagged wrong and you know its true space. Assigning an output profile to make a file “print right” changes what the numbers mean without fixing anything.
What to send a print shop
Printumo wants sRGB, which it converts for its calibrated printers, and it warns that other profiles may shift in conversion. 4over4 wants CMYK, using the SWOP (U.S. web coated) profile or no profile at all, and it converts any RGB or Pantone colors to CMYK. Photo labs asking for Adobe RGB convert to their own printer profile, so soft proofing is optional (a Photrio forum reply).
The services disagree because each converts at a different point in its own workflow. Follow the spec of the shop you are using, and ask for its ICC profile if you want to soft proof.
Bleed, trim and resolution sit outside color, and the guide on setting up a print-ready file covers them.
Why Do Prints Still Miss the Screen Color?
A profile fixes the conversion, not the other side of the comparison, so a few things can still break the match.
Two color management systems converting the same image
Adobe’s color management guidance for Photoshop Elements warns that letting the application and the printer manage colors at the same time gives unpredictable color.
The fix is to pick one converter and set the other to off or to no color adjustment.
A profile that does not match the printer, ink and paper
A manufacturer profile used with another maker’s ink gives wrong color, and so does a printer’s built-in profile applied to third-party paper. A matte-paper profile on glossy stock does the same.
A screen that does not match the paper
Screens are brighter than paper.
Printumo’s help page notes that screen brightness often exceeds the natural reflectivity of paper. Ctein calls a soft proof an approximation of the print, and he judges the print itself.
Colors no profile can print
Neon and very saturated digital-only colors have no printable equivalent, according to Printumo. Spot colors such as many Pantone inks also sit outside the CMYK gamut.
Check the gamut warning before blaming the profile, then pull the offending colors inside the printable range.
A profile that has gone stale
X-Rite states that printers must be re-profiled each time there is a change in paper or ink.
A profile describes the printer as it was when the chart was measured, and nothing afterward.
Print Color Profile FAQ
How does an output intent relate to a print color profile in a PDF?
In PDF/X, the output intent entry declares the print condition a file was prepared for. It names that condition by identifier and registry, FOGRA39 for example, and can carry the ICC profile itself, so the print shop knows which profile the CMYK values assume.
Can I share or edit a standard ICC profile?
It depends on the license. According to the ICC Profile Registry, ECI’s PSOcoated\_v3 may be used, embedded and exchanged without restriction, but not distributed, sold or altered without ECI’s written permission. IDEAlliance’s GRACoL 2006 profile carries a no-alteration, no-sale rule as well.
Why does Photoshop show a profile mismatch warning?
The opened file carries an embedded profile that differs from your working space. You can keep the embedded profile or convert the colors to the working space, and discarding the profile is possible too.
For files bound for a print shop, keeping the embedded profile preserves the colors as the file was tagged.
Is ICC v4 better than v2 for print profiles?
Yes for most workflows, because ICC recommends v4.
A print shop or RIP that specifies a profile version outranks that default, so match what it asks for.
Recalibrate Before Rebuilding a Print Color Profile
A print color profile stays accurate for as long as the printer is recalibrated to the conditions it was measured under. Rebuild it only when recalibration cannot bring measured color within tolerance.
As of October 2026, Fiery XF’s recalibration tool compares measured ink densities with the reference printer the media profile was built on, then reports a delta E with a recommendation. In practice that means measuring a test chart through the current profile and recalibrating ink densities when delta E is high. Rebuild only if delta E stays high after that.
Each check costs a chart and a measurement, and recalibration restores the baseline without improving the profile’s original accuracy.
The display profile has a published cadence: X-Rite puts monitor profiling at as often as monthly, and says LCD panels can probably go twice or three times as long.
Paper is the next decision, since each of the paper types used in print design brings a new chart to print.
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