Questions tagged [color-correction]

The process of making an image appear natural to the eye, either by changing the lighting or by changing the white balance or tint of an image after the fact.

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Artwork from Adobe Illustrator and Paper coices

Can I even use this printer for my vectorized artwork, cards etc? There is no choice but for photo paper. Nothing for different types of card stock or fine art paper. It also doesn't print true to ...
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Why are these color look up tables (Hald CLUT) 1600 x 1600 pixels instead of 4096 x 4096 pixels?

I imagine that exhaustive color look up tables need to be 256 x 256 x 256 = 4096 x 4096 pixels. Is that correct? If so, how are these color look up tables (Hald CLUT) only 1600 x 1600 pixels?
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Choosing a filter to use with daylight film under artificial light (80A vs 80B etc)

I am using a film SLR camera (Nikon N6006), and the film that I have right now is daylight film (Kodak UltraMax). If I understand correctly, using a blue filter will mitigate the color issues that ...
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Coloring Eyebrows in Lightroom CC without Photoshop

I use Lightroom CC (not classic), and my model has requested to change the color of her eyebrows to match her hair colors. No problem, I thought, I could just mask out the blacks in her eyebrows using ...
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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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how to bring out the blue in a photo

typical villages in Greece or in Portugal have a lot of blue and white in their building’s facades, plus the blue from the sea. How can I enhance the blue and make sure that the blue is dominant, just ...
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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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How to match color range in two photos when colorizing (hue, saturation)?

Consider two outdoors photos taken with different cameras and different cities. You want to include both in the same photo series and therefore need to re-touch them with identical color profiles and ...
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How to prevent colour noise from developing in water portion of the image?

I have developed enough post processing skill in over an year to create moods in my photos as I prefer (mainly dark moody photos with low saturation). However, when it comes to showing drama in the ...
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Image Color Scheme getting faded when opening with MSPaint

I have the following image (have put a screen-grab of the image as its size is more than 2 MB - the original can be downloaded from https://drive.google.com/file/d/1rC2QQBzMhZ8AG5Lp5PyrpkOxwlyP9QaE/...
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Wall colors varying wildly during the same shoot [duplicate]

I took photos at a wedding reception. The event took place in a room where two adjacent walls were interior walls with no windows, and the other two walls faced the exterior of the building and let in ...
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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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How do I remove reflections from a bald-headed subject in post?

I was asked to take photos at night and this lovely guy had an unfortunate purple/blue light reflecting from the top of his head. How can I edit this please to remove the colour cast?
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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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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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Will a CTO (or CTB) Gel improve the CRI of a light source

Can Color Temperature Orange (CTO) gels be used to improve the Color Rendering Index (CRI) of a light source with a mediocre CRI? For example can a CTO gel improve the CRI of a “tungsten balanced” LED ...
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Why color-wheel websites (Adobe...) claim these colors are complementary

I just learn about the different color harmony styles models, and I was playing with Adobe color wheel website using the complementary style, but I'm realizing that the proposed colors are not really ...
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Confused about D50/D65 conversion going from Lab to sRGB color spaces

I am writing code for some color conversion work and have a confusion. My purpose for this conversion is to get the colors look reasonably correct in a typical non-professional display (PC, tablet etc)...
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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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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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sRGB mode a necessary for monitors?

I was wondering. If there's no dedicated sRGB mode on a monitor, can you still calibrate it to an sRGB color gamut for photo and video color grading? I am referring to the Cooler Master GM34CW with 95%...
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Converting RGB to Grayscale by reference

There is such a problem. There is shooting on a color camera with a ColorChecker. And there is shooting on another, grayscale camera with the same color checker. Is it possible to somehow convert the ...
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Which camera profile to use with SpyderCheckr in Lightroom/Adobe Camera Raw for most accurate colors?

We are trying to achieve the best possible color accuracy in our product photos and we are currently using SpyderCheckr from Datacolor for that. We're photographing the color chart, but the software ...
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Color regrading/correction/calibration between photos for scientific color analysis using in-image palette

This question is not quite in the same vein as artistic photography but I feel that this StackExchange is best suited to answering the question. Closest questions I could find for further reading ...
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Same manual camera settings under continuous light but some pictures are yellow and some are blue

I recently did a product photoshoot. After a few pictures, I noticed that some of the photos are warm coloured, some of them are cold. I have not touched the object, my camera was on a tripod, and I ...
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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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Finding the correct color settings to convert a NEF file to TIFF using UFRaw

I'm taking photos of some (positive) slides to digitize our family collection. I use a Nikon D5000 which I use to shoot both in JPEG and NEF formats. Here is an example of the original JPEG photo shot ...
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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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Which of these ND filtered images do you think is more accurate? (sample images included)

As a followup to my previous question; there has been interest expressed in the results of my ND filter tests. First, I should clarify that the heavy color cast shown in that post was from a single ...
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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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How do you keep white balance from killing the color?

I first noticed this when I used one push white balance in Hxr-Mc2500 sitting on a fluid head. I used a piece of A4 paper for WB reference and the lighting of the incandescent bulbs became weird white ...
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Why does Lightroom not have a cyan-red slider for color correction?

They have color correction sliders for yellow-blue and green-magenta but not for red-cyan, unlike in Photoshop. It is really annoying to go into Photoshop when I need to make those simple adjustments -...
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Fixing slide fading

I have some scans of old 35mm slides, many of which suffer from corner fading. I don't know the correct term...which is probably hampering my efforts to search for help in correcting the damage. The ...
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how to apply the same colour correction settings as showin in embedded preview [duplicate]

I've recently took my first underwater photos with Olympus TG6 and imported those into Lightroom Classic CC v9.1. All photos were shot in a RAW mode. Every imported photo has an embedded preview, ...
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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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Vintage vs modern B&W photography techniques differ in color luminance - what's going on here?

A co-worker of mine was trying to identify a film clip of a ticker-tape parade, and was thinking it was a parade from WWII in Italy (celebrating V-E Day), because the clip showed a tri-color flag with ...
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How do I cope with haze for the photos containing sky and trees at a distance?

I'm always struggling with photos which contain large zones with trees situated far away from the camera. Haze and pollution cause severe changes in colors, which means that the trees lose their ...
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What color photo filter should I use to offset a heavy magenta cast on my color slides after digitizing?

I am in the process of digitizing a large number of slides. All of them have a heavy magenta cast to them.I have been using photoshop to attempt correction but with limited success. The ones that I ...
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Black level correction for images

As I have figured, the main cause for the intensity values in an image to be non-zero even in the absence of light is the dark current which propagates through the photodiodes, providing some charge ...
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Why does the imported JPEG from my Canon Powershot G9X Mark II on PC screen differ quite significantly from the camera display? [duplicate]

Consider the attached sample images. I took them circa 4:50 AM and 3:50 AM, respectively. On the Live View display of the Powershot G9X Mark II, they were full of light. The pictures were taken as ...
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Why is my photo partially colour imbalanced?

I have this photo where part of it is funnily colour imbalanced. I took some product shots under couple of 5500K lights. Part of the product was navy blue and it is appearing as black in the raw files....
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Remove color cast in darktable?

I'm playing with Darktable, coming from Photoshop, and though I really admire most of its features, there is one thing I cannot seem to wrap my head around. In Photoshop, I can easily remove color ...
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How to stop my camera from exaggerating differences in skin colour?

The skin colour of my subject is widely inconsistent and I am not sure what the reason for it is. To me it looks like the side of the face suffers from a colour shadow thrown by the bright hair. At ...
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How can I desaturate reds in post-processing using Rawtherapee (or Gimp)?

I took a few artwork pictures in sunlight. I used Rawtherapee's pipette to find a white balance I'm happy with, but the red are overbright. How can I desaturate reds only ? I had some success ...
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How to correctly apply gamma to linear raw files from a machine vision camera?

I am using a machine vision camera that, according to the manufacturer, produces linear pixels. As a result, I need to apply a gamma correction to the image before I can view the result. However, ...
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Why would a camera change colors on the image when producing JPEGs?

There's a room with windows closed by curtains, it's night outside and the only light source is a set of LED filament lamps inside the room. Lamps are designed to have 2200K color temperature to have "...
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Linear regression to correct the colors of RGB images?

I have several pictures of plants (tif files). Each picture contains a set of Munsell color chips. The "true" RGB values of the Munsell color chips are known. My goal is to correct the colors of the ...
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For analog color printing, why does a diffused projected image "average" to gray?

In analog printing color negative film to RA-4 paper, one approach is to project the image to the easel, place a diffuser in the light path, and then place a filter calculator (an array of filters of ...
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Matching color of HDR panorama

For normal images color checkers can be used to correct images that the color representation is euqual. How is it done with HDR images? How can color checker board measurements be included in the tone-...