Questions tagged [color-management]

The process of managing color settings on various viewing/output devices (computer monitors, projectors, printers, etc) so that colors appear the same regardless of how an image is viewed.

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Would spectral responses of camera pixels be more "raw", more compact and superior to ICC/DCP camera color profiles? If not, why not?

Background: I'm trying to understand the function of camera color profiles (for raw output) in terms of the hardware. I have found lots of web sites that explain the function of camera profiles from a ...
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How do I ensure that the colours printed more closely align with Relative Intent in Lightroom?

I am in the process of preparing photos for a photobook to be printed with a volume commercial printer (zno.com). I have calibrated my screen, and have received ICC profiles for my printer, and am ...
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Confused with my monitor Picture Modes

I've recently bought my first "Designer Monitor", Benq PD2500Q (yeah I know it's probably still shit for professionals, but for me it's the first 'better' monitor). I'm very impressed by it ...
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Adapt to uncalibrated printer

Print centers in my city provide bad quality of photos. I have a printer calibrator. I would like to adapt my photos to uncalibrated printer in print center. I feel process is as this: print color ...
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Colors look different after exporting from photoshop even after Calibrating my laptop

I recently calibrated my laptop screen using spyderx pro and created a profile. I am so confused as the colors in photoshop display and of exported image are completely different. The exported image ...
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Shift white color of an image?

I took a photo of this stuff with my phone. It is for a Wikipedia article. The stuff is off-white, or more precisely white with orine-ish tint. Instead, I got a photo using my phone where it is light ...
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2 votes
1 answer
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How to edit more than 8 bits (10, 16 bits) of color in GIMP?

I've found out GIMP supports 16 bits color editing, e.g. here Can I use 10bit effectively today and if yes how?: Software support for editing in 16- and 32-bit color is good: Photoshop, before the CS ...
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Would really (if so than why) 10bit HEIC get displayed incorrectly on a 8bit monitor?

I wanted to understand more about higher precision color representation (bit-depth). IMO shift from 8 bits to 16 is long overdue, we use 8bit since VGA and now use many times more pixels but same ...
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Capturing then printing color-accurate images

I want to take photos of a few surfaces (wood floors, bricks, etc.) then print them, matching the colors of the actual object (in whatever the lighting conditions are at the moment) as closely as I am ...
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What are these focal lengths for Sigma Nikon Optimization Pro for 14-70mm F2.8 OS HSM A017?

I've been calibrating my Sigma lenses using the Sigma Optimization Pro application and the doc hub, for instance, the 24-70mm F2.8 DG OS HSM A017 Nikon version. In order to do so, I take photos at ...
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why my image (exported as sRGB, 8bit) looks color washed and pixeled after instagram upload

I uploaded this images on Instagram using color space sRGB, 8 bit (as recommended) . Size: long edge: 2160 px. The original images wasn't this color pixaleted (notice faint magenta bar running from ...
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DigiKam vs. LibRaw command Output Discrepancy

Recently I have stumbled upon digiKam software which internally uses LibRaw library as a raw conversion engine. I have tried to convert one of the images I have using digiKam with all conversion ...
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How can I compare histograms between a digital image and it’s print

I want to compare color histograms between a digital photo and its physically printed in cloth (like a T-shirt) version. The process is simple: Printing a digital image (with good resolution) in a T-...
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How to emulate sRGB on wider gamut or buy only sRGB monitor?

My Dell U2520D display shows magenta cast on a standard mode on both windows and mac. I think I am aware now that even if I use RGB ICC profile with this wider gamut display it will still look ...
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Why does a green product that's been color corrected (with color checker passport) look blue and how do I fix it?

I'm a freelancer hired to edit product photos. The company mailed the products to me so that I can ensure that the color of the products match what they look like in real life. I do have some ...
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Why is the contrast calculated in i1Profiler so low?

I just received a Dell S3221QS 32" Monitor with a VA panel. I used i1 Display Pro and i1Profiler 3.x to calibrate the monitor. At the end the calculated contrast ratio is just 256:1, which is ...
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What Conversion Engine works best in Photoshop? ACE or ICM

Adobe ACE v Microsoft ICM: Bakeoff Adobe's Windows Photoshop offers two conversion engines for converting colors. These are used when converting between different RGB colorspaces as well as doing ...
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Pictures uploaded to Facebook display wrong colors, but only in Firefox

I've noticed on several occasions that the colors of my photos are slightly off when uploaded to Facebook. But I noticed this apparently is only in Firefox. Take this photo, for example: https://www....
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Converting from sRGB to ProPhoto & vice versa on Photoshop (with a 120% sRGB screen)

This is just academic: I want to find a cyclical way to convert from sRGB to ProPhoto and vice-versa on Photoshop. I notice that no matter that the images from Is Your Browser Color-Managed? looks ...
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3 answers
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How to use my display calibration settings with photoshop

I have a problem if I use my DisplayCal profile with photoshop, and save an image like a png or jpg the image turns out darker when I view it in another program but looks fine in photoshop before I ...
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3 answers
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Effect of assigning an ICC color profile at different stages

What is the difference between applying/assigning an ICC color profile to an image for color correction During opening and processing the raw image in some studio software (e.g. Lightroom, CaptureOne)...
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How to create custom reference data for ColorChecker Charts using X-Rite ColorChecker Camera Calibration?

I am using ColorChecker Camera Calibration v2.0 in combination with Colorchecker Digital SG achieving the most colourimetric accurate colours. At the moment the software is using the values given by ...
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Why do preview images in camera LCDs, phone screens, and editing applications appear darker, or with more saturated colors? [duplicate]

For many years now, I've noticed that cameras of different sorts and image editing program display a preview image of different colors from the final image, while it's loading the final image. I've ...
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1 answer
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Color profiles in export as and automated batch export are different

Issue I'm trying to export images in batch with a color profile but they aren't exporting with the same color profiles. While this looks OK in most places on Instagram for example the colors are ...
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3 answers
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Color Calibrating - the display? or the output? Key Basic Issues - help!

I have the Xrite i1Profiler and there are several things I need to understand. 1.) Calibration seems to mean running the software and creating a profile. The profile seems to be located on the ...
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1 vote
1 answer
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ICC Calibration (Profile) for more bright black on LED screen

I have an IPS LED screen and I don't like its black because it is very dark. I know it's a bit strange (is it?) but I want the black to be more bright (that means grey) without white becoming darker. ...
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1 vote
2 answers
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Profiling a scanner: What does the Media White Point stand for in an ICC profile?

I want to profile my scanner using an IT8.7/2 chart. Analyzing the ICC profile I generated it shows that the Media White Point is close to D65 illuminant (6501K). What does this mean? Does it mean ...
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Why don't the values given by Argyll's scanin match what I see in darktable or Gimp

I'm trying to do a variation of the color profiling flow given in this post about color profiling I take an image of a Wolf Faust it8 target, turn off a bunch of the default processing that darktable ...
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5 votes
2 answers
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6500k calibrated monittor - what are the RGB values to represent a given monochromatic radiation of known wavelength?

Say I've calibrated a monitor to the standard 6500k 2.2 gamma, and the color space is sRGB. On this monitor, I would like to have a reasonably accurate representation of a monochromatic radiation (...
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3 votes
3 answers
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Can't get the right colors when shooting art. Looks pale even with ColorChecker Passport

I am trying to shoot my art, and colors seem off, more specifically pale. I am aware I can adjust settings manually since I shoot in RAW, but I feel like if I get exposure and white balance and ...
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Differences between DCP and ICC profiles?

I am trying to understand what is the best colour profile that I can generate from a ColorChecker for calibrating my camera. I always used ICC colour profile standard but now I saw also DCP colour ...
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2 answers
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Where can I find color data for X-Rite ColorChecker Classic?

I would like to use the grey patches row of my X-Rite ColorChecker Classic to set correct exposure in post processing, but I can't seem to find the data for the chart on X-Rite website or elsewhere. ...
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1 answer
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Look Up Tables in Colour Science

I am looking into the colour science regarding lookup tables, and their application to images. I am trying to find out what the values within the LUT actually represent. LUT_3D_SIZE 33 0.000000 0....
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2 votes
2 answers
455 views

Should I adjust the settings of a monitor before calibration?

I have previously only used the build-in monitors of my MacBook or iMac, which I have calibrated with a ColorMunki Display. They only had one parameter, brightness, for which the calibration software ...
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4 votes
3 answers
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color spaces and monitors

What happens when retouch an AdobeRGB image in a monitor that only displays sRGB? I normally work on AdobeRGB mode and on a monitor that displays this color space. However, I am going to be using an ...
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The proper use of RezChecker color

I am not sure how much my question is relavent to this forum but I guess it must be the right place. Basically my question to you is, if you have any prior knowledge about color checkers and color ...
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5 votes
1 answer
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How can I get both monitors to look the same?

I have used Acer V247Ybip for about a year and decided to buy Acer V247bi to use for second monitor, which is basically the same monitor, but without the Display Port. The problem is that basically ...
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4 votes
1 answer
537 views

How to use X-Rite ColorChecker with Sony a7R IV?

I purchased an X-Rite ColorChecker to attempt to get better white balance for my camera (a7R IV). My first attempt at using it has yielded wildly questionable results. Process below. All files ...
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Why the photos edited on lightroom desktop looks different in mobile phone?

I am using Adobe Lightroom CC to edit photos on my computer. When I edit them on computer and export them it looks good on my computer. But, when I copy same images on mobile device then they looks ...
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4 votes
2 answers
1k views

Image colour inconsistency between browsers, image viewers, and Photoshop

Edited in case the question wasn't clear: Question: How do I get Photoshop, IrfanView and ACDSee to display images the same as they are displayed in the latest versions of Chrome and Firefox (both of ...
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Windows 10 v1909 Loads Laptop Monitor's ICC Profile For External Monitor

I have a brand new Sager NP6855 Windows 10 Pro v1909 laptop with an Intel i7-9750H CPU that has integrated Intel UHD 630 Graphics. An external Viewsoinic 1920 x 1080 monitor is connected via HDMI to ...
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6 votes
5 answers
2k views

Level adjusting images to hide internal features/detailing

For any given image, adjusting its levels to increase contrast as in images below, a lot of internal details get darkened and are not noticeable, like the texture of the tree on right, etc. However ...
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3 votes
2 answers
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Color calibration for a far away target

I'm curious if anyone has any ideas of how to perform color calibration for very far targets (~ a mile or so). My concern is that the spd of the illuminant will be different at the camera so using a ...
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Calibrating a lens...is auto focus less reliable when zoomed?

So, I'm calibrating my lenses to a new camera body, a 5D Mark IV. When calibrating my 70-200 ƒ2.8 (version 1), I found that the focus was accurate at 70mm. However, when I calibrated it at the 200mm ...
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How to process images to be optimally robust on non-calibrated displays and media?

Getting the most out of an image to be printed on a calibrated printer, or displayed on a calibrated and high quality monitor, has been amply discussed. Such processing also seems a good way to ...
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1 answer
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How do I create and load a color profile with DisplayCal on Windows?

I have monitors that look different and I don't know how to make them look the same. So I buy a spider2 because it is cheap and I want to make sure it work before I spend a lot of money. The seller ...
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What is the normal process for a photographer to get their photo into CMYK format?

I am an aspiring photographer. I take pictures that I want printed in CMYK for a magazine. Do I have to take the photo, and then painfully convert the rgb photo to cmyk? Is there no out of the box ...
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4 votes
3 answers
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Is there a reason not to remove colour profiles from images on the web?

I have started using Jeffrey Friedl's lightroom plugin for publishing to Flickr in conjunction with the metadata wrangler which offers an option to remove the ICC color profile. However there is a ...
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4 votes
2 answers
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Why does GIMP ask me to switch between sRGB color profiles?

I'm scanning pictures with an Epson Perfection V600 and editing in GIMP. When I open these pictures, I get a dialog asking if I want to convert the color profile from "EPSON sRGB" to "GIMP built-in ...
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I made a profile with Colorchecker Camera Calibration software. How to import the .icm file for use in Camera Raw?

I used the Colorchecker Camera Calibration software with a TIFF photo of the Colorchecker I did with my camera. This software detected the Colorchecker successfully and produced a .icm file as output. ...
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