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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1k views

Inconsistent colors across different apps in windows

I have finally pulled the trigger and got the monthly subscription for the PS + Lightroom CC. Yesterday when exporting the photo from lightroom I noticed a huge color difference when viewed with the ...
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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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Why isn't the xvYCC color space seeing uptake for still photography?

For the last fifteen years, sRGB has been the primary standard for computer monitors (and for consumer-level printing). That's changing now, as wider-gamut LED-backlit monitors become common. Usually, ...
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1answer
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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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1answer
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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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4answers
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How to find the color profile/space used by a photo?

Some of my photos look different because I was not careful with saving with or without color profile. Now I would like to be able to find out what color profile is used by an image. Is there a simple ...
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2answers
269 views

How to choose a color calibration device?

I'm tired of my monitors and phones all looking different. I tried following instructions at Lagom LCD monitor test pages, but they still look different. So, I think I need to buy something to help ...
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1answer
2k views

ColorSync found bad profile on Mac. What are the possible side effects?

Today something led me to discover ColorSync Utility under Applications > Utilities. Upon Verify I discovered 9 bad profiles on my Mac. Searching for profiles... Checking 63 profiles... /Library/...
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2answers
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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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3answers
110 views

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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1answer
363 views

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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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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726 views

switched to RAW and seeing ugly light bands in Lightroom

I am used to working mostly with jpeg, but I switched to RAW and in my shoot today I see a lot of problems in night shots. notice how the purple sky has waves of color boundary rings. I am shooting ...
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1answer
68 views

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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2answers
170 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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2answers
48k views

Best color profile with new macbook?

What is the most accurate color profile with the new macbook? I found that Color LCD and Apple RGB are the best, at least for me. In particular, Adobe RGB is more saturated while Color LCD is more ...
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3answers
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Display calibration seems oddly off for Spyder5 + BenQ + Macbook Pro

I've got a Macbook Pro 15" (2017) with a BenQ SW271 connected via USB-C. I've calibrated both using a Spyder 5 Pro, and straight off the bat after calibrating the BenQ felt that it was leaning towards ...
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5answers
428 views

Why does the green gain affect the blue and red values on a CMOS sensor with individual gain control?

I'm taking pictures of little surfaces (5 x 5 Millimeters) in an experimental setup with an ids camera that contains a cmos sensor. Afterwards the pictures are split into the 3 color channels (red, ...
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3answers
120 views

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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0answers
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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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1answer
118 views

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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1answer
171 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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2answers
779 views

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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2answers
369 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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7answers
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How can I ensure proper color rendition with browsers on wide gamut displays?

When editing for the web, everyone will recommend you to use sRGB, since a lot of browsers don't offer color management, and most browsers will interpret all images as being sRGB anyway. This is ...
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1answer
71 views

White Point recommendation for outputing to print and website for viewing

How to set a white point for customers to both view online and then order prints directly from the website?
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5answers
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Should I use ProPhoto RGB?

I am fairly new to photography, and I have heard many people say that I should import my images in Photoshop using ProPhoto RGB as color space (only for the RAW images). However, when I import my ...
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9answers
20k views

Why not use a camera as a colorimeter?

Clearly to achieve reliable results, it is essential to calibrate key parts of the imaging pipeline - particularly the computer display on which images are edited. Few seem to question the ...
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5answers
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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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3answers
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How can I get my colours true for product photography?

I am struggling to get some colours correct in my product photography. I have used a gray card to set a custom white balance and also tried AWB in the camera, but still seem to have trouble getting ...
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4answers
88k views

How can I check how much of sRGB and AdobeRGB my monitor covers in percentage?

I've read countless reviews such as this one where reviewers, after carefully calibrating the tested monitor, are able to calculate how much of either sRGB or AdobeRGB the display is capable of cover, ...
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6answers
8k views

Colors are different in Adobe Camera Raw compared to Photoshop (sRGB)

Here is a .NEF raw file taken with a Nikon D7000, opened in Camera Raw. Note that sRGB IEC61966-2.1 is chosen as the colour profile. I have not modified any image settings. The reds appear washed out....
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2answers
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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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164 views

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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2answers
90 views

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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413 views

Same sRGB image different colors in Lightroom, Windows, Web and Android

recently I've started having troubles with my image colors. The same image (sRGB) looks different in Lightroom, Windows, and Android. I import my photos that were shot on Fujifilm X-T3 in raw (.RAF) ...
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1answer
211 views

How to bring such details on face and dull cyan color grading like in this image?

I have sufficient experience in Photoshop and prefer it over Lightroom. I want to know the directions to achieve these specialties of the image below: Facial details in wrinkles and hair. Dull cyan-...
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1answer
569 views

Can I use the Huey Pro with correction disabled?

As far as I know the Pantone Huey Pro works like this: First it tries to get the most out of the monitor by manipulating the color lookup table of the graphics adapter ("correction") and then it ...
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1answer
967 views

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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2answers
146 views

SilverFast CIELab: What illuminant and observer is assumed?

I am scanning prints with the scanner software SilverFast, which offers the option to scan to a file containing CIELab values. However I need to know what CIE illuminant and observer is assumed when ...
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3answers
2k views

How to check if there are any out-of-sRGB-pixels in an image?

Since 2016, new Apple products (like the iPhone 7) use the P3 color space instead of the sRGB color space. Therefore I'm interesting in measuring the practical impact on some pictures I have shot. ...
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1answer
8k views

Does embedding an ICC profile into an image actually embed the entirety of that profile into an image?

This is very much a imaging question, but Photography looked like the best site to ask. I've been reading information about ICC, color spaces, JPEG metadata, and the like trying to understand this. ...
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1answer
166 views

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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3answers
140 views

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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2answers
282 views

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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3answers
208 views

How to use a Xrite Colorchecker on a specific image to get the right colors?

I installed a setup, and I shot three photos with the same f/1.7 1/100s ISO100 condition: A.jpg (download link): Colorchecker alone B.jpg: Colorchecker + object C.jpg: the final object I'm ...
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2answers
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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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2answers
1k views

Xrite Colorchecker color specifications and 18% reflectance gray card

I have a Xrite Colorchecker Classic: Where to find the color specifications for each square (either in CMJN or any other format)? Let's say I want to develop my own open-source color correction ...
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2answers
196 views

Gray values on QP card 201

I have a colour standard card QP 201 which I am hoping to use to calibrate gray values in some scientific photos. For this purpose I will need to know the percentage gray values of the gray squares (e....
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1answer
519 views

Workflow and colorspaces in Darktable and GIMP for printing images?

I have started to print out some of my photos, but this has lead me down a path where I do not know if I am doing things correctly, and are asked questions I do not know the answers to. Here goes: I ...

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