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Color is the human perception of light as having different hue, from reds and oranges, through yellows and greens, to blues and violets. Color is a fundamental aspect of the arts and photography.

learn more… | top users | synonyms (1)

8
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5answers
1k views

Do colors always come out bland when shooting in RAW format?

I shoot all my pictures in RAW format and every time during post processing I need to tinker with the saturation because the color comes out bland. I do realize that changing camera saturation level ...
9
votes
4answers
12k views

What is the difference between halftoning and dithering?

As I understand it, halftoning is the process of taking an image with a given color range (as defined by the colorspace) and blending the colors to form an image with a smaller range of colors. How ...
14
votes
1answer
493 views

Why do pictures of fire come out purple?

When I'm taking pictures of my log fire the flames and embers come out in rich shades of purple rather than red. I've tweaked everything I can on my camera; white balance, metering, ISO, exposure, but ...
0
votes
6answers
228 views

Does the subject's face have too much red tint?

I took the attached picture with an iPhone 4, outside around 5pm, which was close to sunset. Does the subject's face have too much red tint? If yes, how would I fix this?
4
votes
3answers
456 views

How can I improve the dull colors in my product photography?

I try to shoot some pictures of apparel, lingerie, cometics on a white fluffy rag or a white paper board with a Canon EOS Rebel T2i + a Canon - Speedlite 270EX II External Flash on a tripod in day ...
2
votes
6answers
560 views

How does the gray level in a target impact the true color after calibration

I'm trying to learn how to take photos that are color accurate. I'm testing on a newly painted wall in my kitchen, and has a biege paint with some green tone. ...
14
votes
5answers
3k views

What is the major factor that makes colors in photos very vivid?

Once you have a good enough camera, what are the other major factors that makes some of the photo very vivid? For example, looking at the following picture, the colors are vivid. If I take the same ...
1
vote
3answers
322 views

How does the spectral sensitivity of different sensors affect the resulting photo?

I am learning about light and color formation but I don't understand how does the sensitivity affects an image. Take for instance the different sensitivities for two "cameras" for each RGB channel ...
4
votes
4answers
385 views

How does low-light conditions affect color quality?

I recently photographed an event that took place while the sun was setting. The quality of colors seem to deteriorate as it gets darker. The scenes were well-exposed as the ISO changed from ~1200 to ...
3
votes
2answers
1k views

What color calibration device works best with a Dell U2711?

I have a Dell U2711 that I use for color critical work. I am wondering if anyone out there has tested multiple color correction devices and come up with a best use option for photoshop and working in ...
2
votes
1answer
2k views

How to Color Grading look like this?

I found a photo from Flickr The tone of photo seem like a japanese natural style (eco friendly). Highlight mostly green and add some Faded. How do I create this color grading in Photoshop. I, ...
6
votes
3answers
316 views

How can I avoid or correct the “inverse Ageratum effect” in digital photography?

I was used to the ageratum effect with film cameras: as the red pigment on film is much more sensitive to IR than the humman eye, some flowers (such as the ageratum) appear pink in a photograph while ...
6
votes
2answers
731 views

How can I get the colors in my photo to look like a painting by the Dutch masters?

I am trying to make pictures look like paintings. I am interested about reaching a similar color grading. This is an example: link I'm asking an opinion about what kind of techniques should I ...
7
votes
2answers
322 views

Why don't mainstream sensors use CYM filters instead of RGB?

From what I understand most digital cameras have a sensor where each pixel-sensor has three sub-sensors, each one with an R,G and B filter. RGB is obviously the more fundamental colour model since it ...
17
votes
3answers
792 views

How much of a difference do different color spaces make?

How much of a difference does it make to use one of the extended colorspaces vs. the normal sRGB? And what difference does it make? Are there situations where it is not important, and conversely are ...
0
votes
1answer
255 views

color errors in dark areas - canon 700d/t5i

yesterday I bought an Canon EOS 700D with kit lens 18-55 STM. On my test images I encountered green "clouds" on dark areas. Is there a name for this kind of error and does it originate from the lens ...
2
votes
1answer
66 views

Reducing color balance errors across multiple cameras

I'm an electrical engineer, but I thought I'd ask this in the photography section to get some more insight from experienced photographers. I am designing a system which will stitch images taken by ...
4
votes
2answers
227 views

What does 'freedom of color from white or gray' mean?

The dictionary entry for the word chroma says, "the purity of a color, or its freedom from white or gray." What does that statement mean? What is color made of? What causes color? I was reading this ...
26
votes
7answers
1k views

Is it possible to be color-blind and still be a good photographer?

Is it possible to be colour-blind (or color-blind, in the US) and still be a good photographer? Are there any steps one can take to mitigate the effects of colour-blindness? Can you point me to any ...
3
votes
3answers
826 views

How do I create this soft and bright effect?

This is my favorite look for photos, and I've been trying to achieve this for some recent family vacation photographs. What is the process? Here are some links to some examples: ...
9
votes
4answers
1k views

Are there written guides or rules of thumb for setting color saturation, clarity, vibrance, etc. in post-processing (or in general)?

This isn't another "how do I get a picture to look like such-and-such-link-inserted-here in LR" question. There's a saturation (no pun intended) of these questions here. Interesting, but not general ...
2
votes
5answers
426 views

Is it possible to increase digital color depth via interpolation?

I have a set of photos that where scanned at 8 bit color depth. Is it possible to increase the color depth digitally? I realize just increasing the color depth would gain me nothing unless it also ...
3
votes
1answer
217 views

What's an easy way to batch assign (not convert) an ICC profile to .JPG and .CR2 Canon RAW files?

All of the files that comes out of my camera (Canon Rebel T3i) are not assigned a colorspace. Instead, all files the format IMG_XXXX.JPG/CR2 are implied sRGB and _MG_XXXX.JPG/CR2 are implied Adobe RGB ...
14
votes
9answers
15k views

Why is Aperture changing the color of my RAW photos?

For some strange reason, Aperture 3 seems to shift the colors of the raw images, after importing them. For example, the reds become washed out and something not red. In the following example, the red ...
9
votes
6answers
4k views

How do pros manage to make the color green so bright in their nature photographs?

I am an amateur photographer, I had a question how do professional photographers manage to make the green color so bright in their images. For example: ...
2
votes
1answer
208 views

multiple pictures give different shades for same scene and lighting

I am photographing an object 4 cm away from the camera using 5MP phone camera. It is being used in macro mode with fixed ISO 100 setting. Automatic White balance is being used along with ...
11
votes
4answers
906 views

Why does the red area in this photo look very un-natural?

I was looking through some photos I took at RAF Cosford a few weeks ago, and noticed this big red area (it's a large door surround on the floor below) In the photoshop RAW preview, it looked almost ...
4
votes
1answer
158 views

Why can my old Epson dye printer produce accurate reds but my professional lab can't?

My professional print lab uses a high-end Fuji Frontier machine with its own profile that the customer downloads. The prints are of exceptional quality, except for the colour gamut, particularly with ...
3
votes
4answers
358 views

How does one do light painting with in focus subject? Maybe a composite?

I understand and have tried some rudimentary light painting, but I'm still not sure how one might achieve something like the photos here: http://www.modelmayhem.com/portfolio/pic/18221422 Is this ...
5
votes
3answers
1k views

Does a high ISO generally result in bad dynamic range and less accurate color?

I have a Pentax K-x. I've had it set on "auto ISO up to 6400" for a while now, and I'm starting to wonder if this is making my images worse. Honestly I don't trust myself to tell. Does a high ISO ...
1
vote
1answer
798 views

Can Canon Rebel T4I take black and white photos with color accents?

Can A Canon Rebel T4I shoot B&W pictures with color accents, as you see in some pictures where only one thing has color?
5
votes
0answers
48 views

How does lens design affect the richness of color reproduction? [duplicate]

Comparing a kit zoom lens to a faster, 20-year-old prime it seems like the old lens produces richer, warmer color. I've noticed the same kind of comparisons elsewhere. What is the lens actually doing? ...
17
votes
5answers
22k views

How many colors and shades can the human eye distinguish in a single scene?

How many distinct colors, shades, hues, and tints can the average person distinguish in a single scene? In other words, what's the theoretical bit-depth required to be sure of recording a photograph ...
2
votes
3answers
261 views

What are techniques for enhancing visibility of photos under natural, outdoor daylight?

I'm trying to find techniques for making photos more visible under daylight (i.e., when daylight reflects off the photo displayed on a screen or print). Does anyone know of any photo editing ...
1
vote
2answers
413 views

What does it mean when an RGB histogram and luminance histogram look similar?

What does it mean when both RGB histogram and luminance histogram look similar? Please explain in detali.
-1
votes
1answer
210 views

strong colour photo compositions [closed]

How do you take photographs with strong colour compositions? I have a canon 60D and Im a learner. Do you have any tips / best practices you could share? I would like to take pictures like the ones on ...
7
votes
1answer
370 views

What is Colour Rendering Index (CRI)?

From this answer on white balancing a LED light I understood there's a thing called Colour Rendering Index (CRI). I understand it has something to do with how well lights reproduce the sun's colour ...
11
votes
4answers
401 views

What are ways of improving aerial photos?

When taking photos from a plane, what are ways of improving the quality of your photos? I've noticed two main issues: When photographing through the plane window, you'll often get reflection and ...
1
vote
4answers
208 views

Why are these lights all different colours and how can I correct them?

I occasionally take panoramic city photos and I've noticed that certain sections of the cities have a lot of different coloured lights. What causes these different lights? Some of these appear to be ...
16
votes
3answers
3k 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 ...
-2
votes
2answers
219 views

Blend colors evenly (dissolve-like) in Photoshop [closed]

Is it possible to blend 2 pictures using similar technique like dissolve but more precisely? I need to mix sources evenly - 1 pixel from the top layer second pixel from bottom layer etc. I work with ...
4
votes
3answers
269 views

How can I avoid a blue sheen on red objects?

I have taken a few images of (Very) red objects recently, under both flash and natural light separately, and seem to be getting a subtle, but annoying blue sheen, which is not apparent to the eye. No ...
0
votes
4answers
468 views

What color system best differentiates Yellow/Red/Black? [closed]

I'm working on a image processing system to segment three different types of pixels that are more or less Yellow/Red/Black. Now my question - which I though it's best to be asked here - is that which ...
4
votes
2answers
449 views

Why do I have a purple tint on black lines on white backround?

I've taken this picture with a Nikon D3200 using the 50mm 1.8 lens. It contains bulbs hanging from lines stretched across two structures with a building and some sky in the background. At the top of ...
8
votes
3answers
358 views

How did Matt Grum color correct the images in “Why is the Fluorescent filter for a flash green?”?

I saw in another question - "Why is the Fluorescent filter for a flash green?" - that Matt Grum had amazingly color corrected two images and would love to know how. Of course, all are invited to ...
5
votes
2answers
605 views

How does fading light affect color vision?

It's well known that the cones in retina are unable to distinguish colors in dark, leaving us only the monochrome softer vision provided by rods. And personal experience tells this "switch" to ...
7
votes
6answers
3k views

How does aperture size or shutter speed affect color temperature?

With all other parameters assumed constant, does aperture size or duration of exposure have any effect on the resulting color warmth or vividness? (Even slightly.) While answering please also ...
1
vote
2answers
1k views

Why isn't color from my Canon 550D up to my expectations?

I am using a Canon 550D and I am not satisfied with the image quality that it offers. By image quality I am specifically concerned with a general feeling of better color. I have used different lenses ...
1
vote
2answers
192 views

How do I find the absolute color of someone's eyes in a photograph?

The color of my eyes is between green and blue. I've always been curious if it's more blue or more green. People's opinions are of course different, so I would like to find it out scientifically. How ...
0
votes
1answer
91 views

Color issue - Previews in Bridge are way different than outputted PDF

I am generally able to modify files xmp data for white balance/exposure, then output from bridge as a contact sheet without any issues. I've switched to a different MacPro and upgraded to Mountain ...