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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.

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6
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3answers
720 views

How to make the colors of an image taken under diffuse midday light more lively?

I took some macro shots of flowers in a greenhouse. I did it around midday in January, and the ceiling of the greenhouse was matted glass, so I got very diffuse light. Even in images which are exposed ...
1
vote
2answers
284 views

How can I ensure true representation of colors on a TV screen?

I have a 55-inch Led TV that I would like to use to see my photos. How can I set the colors so that the image displayed matches as close as possible the true colors of the photo?
3
votes
2answers
199 views

Where do these “redshifts” and “blueshifts” come from?

I make many product photos for the company I work for. For this I use Canon 400D with two external flash devices Walimex CY-600K. I've noticed an interesting effect on many of the photos I take with ...
9
votes
3answers
743 views

How does color affect auto-focus?

I've noticed that the subject color seems to affect auto-focus, and am curious if I am just imagining this, or if there is a reason for it. For instance, I shoot a lot of figure skaters, and ...
2
votes
2answers
269 views

How is this lighting and colouring effect achieved?

A few days ago, I saw this picture linked here on 500px and was wondering how the coloring technique is called. On a first glance, it looks like a high key shot, but it is unusual as it has no light ...
4
votes
2answers
252 views

Why do the noon skies look nasty in these photos, and what can I do about it?

Posted for evaluation. Why is the sky so nasty? These images where shot at high noon with a polarizer. Is there a way to "clean up" the sky. Keep in mind also these have already been processed in post ...
6
votes
4answers
1k views

What sort of color correction and effects are used in this photo?

I've seen plenty of photos like this before and I've always liked them. They're usually warmer colours and they seem to have a bit of a haze to them. Photo by David Guenther What sort of post ...
2
votes
2answers
1k views

What's the best way to calibrate my wide-gamut display used with two different computer systems?

I have a Dell U2410 monitor hooked up to two computers: a Windows machine via HDMI, and my MacBook Pro (running Lion) via DisplayPort. The output from Windows is great: colours are true and text is ...
4
votes
3answers
22k views

How can I create a soft pastel tones preset in Lightroom?

Could anyone give any recommendations or links that may help me make my photos in soft, pastel tones, like photos from these albums: http://air-we-inspire.livejournal.com/102576.html ...
1
vote
1answer
630 views

Why are colors different between RAW and JPEG when both are viewed in Lightroom?

Yesterday I was shooting images of trees that were wrapped in the beautiful baby lights that stores put in holidays. I noticed, when I went back home and checked my photos, that there is a slight ...
5
votes
2answers
405 views

How can I evaluate the colour accuracy of my photos?

I have noticed that the colours in my photos are quite dependant on the medium on which I am viewing them — the camera LCD, computer monitor, TV, digital photo frame and print. So, something that ...
0
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1answer
1k views

How is the YCbCr encoding useful for representing grayscale images?

I am curious about the YCbCr color model for representing grayscale images. Can someone provide a detailed explanation of how image data is encoded as YCbCr, when it might be used over another ...
30
votes
8answers
6k views

What's the difference between Adobe RGB and sRGB and which should I set in my camera?

In my Canon 60D, there's a setting between Adobe RGB and sRGB. What's the difference and what should I prefer when shooting to RAW ?
6
votes
2answers
809 views

How can I achieve the dramatic sky as seen in these sample images?

Below are some samples. Is this effect made with an optical filter or is it edited during post processing? In either case, what it is called? http://jpgmag.com/photos/3181099 ...
11
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1answer
337 views

Why are the red light and its hood in my image colored different than they were in reality?

I took this image in a train station with shutter speed 1/8 second and AV mode, the aperture was chosen to be 4.5. The problem in the colors of the spotlight in the right corner of the image. In the ...
3
votes
7answers
528 views

Which camera has low shutter latency and good color accuracy?

I'm an artist, but I'm new to photo. I've found that the most important things for me are: Capturing a moment without any thought Getting accurate color Capturing the moment usually requires a ...
7
votes
1answer
93 views

What affordable lights should I use for a number of large, very bright light-boxes?

I'm working on printing a number of large, very bright backlit prints. I need lots of lights that are affordable since I'll be needing quite a number of 'em. My other concern is color reproduction, ...
6
votes
3answers
583 views

When shooting a scene with a LCD or Plasma TV in it, is there a way to avoid a blueish tint on the screen?

I've been searching but I can't find relevant info. I'm actually filming, but figured the problem's still there in photography. I also don't know where else to ask. Does anyone know what can be done? ...
8
votes
4answers
2k views

Why do bright red flowers end up without details?

With our DSLR, indoor flowers come out detailed. Outdoor violet and blue flowers are detailed, too. But outdoor bright red flowers give us problems. They come out as a single flat detail-less spot. ...
2
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0answers
122 views

How can I decide to make photo B&W or leave it color? [duplicate]

Possible Duplicate: When is black and white likely to enhance an image? Are there any common photography rules to make black and white photos based on composition or other things?
1
vote
2answers
860 views

How can a sunset photo have pink and purple colors?

I was browsing, and found this gem, which has distinct hues of pink and purple. I am curious so as to how the photo has shades that it has. Was it edited later? Do such colors really occur while the ...
5
votes
2answers
1k views

Why do JPEGs only look right when exported from Lightroom in sRGB color space?

When I export RAW photos (Nikon D5000 NEF photos converted in DNG format by lightroom) as JPEG, the only way to get the same color as the original photo is by setting the sRGB color profile in the ...
9
votes
4answers
2k views

Why do my photos looked washed out when using my telephoto lens?

I own an aging Nikon D40 and recently picked up a new telephoto lens: the Nikkor 55mm-300mm f/4.5-5.6. I've noticed that when I zoom in on subjects, the color in my photos often looks washed out. Here ...
6
votes
2answers
1k views

How can I fix the color of blue photos using settings from “good” photos?

Imagine how photos with a bad blue filter look. I can recolor those pictures with the color filters from any image manipulation program like gimp. Now my question is: can I "grab" the right settings ...
5
votes
2answers
591 views

Colors while scanning a cross-processed film: why [not] so vivid?

In this question I am trying to understand the nature of colors in scanning cross-processed films. I've thought that I'm okay with photoshop, with subtractive and additive colors etc etc etc, but ...
10
votes
1answer
3k views

What is the function of the tint slider in Lightroom?

In Adobe Photoshop Lightroom (c) there's a Temp slider which controls the color temperature of the photo. To the left it creates a blue, cold looking image. To the right, an orange, warm image. This ...
5
votes
5answers
7k views

How can I take selective color pictures with my Canon T1i?

I want to select a certain color using my camera so only that will be recorded as color, with all the rest in gray- or b/w-scale. Meaning, only one color and its shades appear colored, and rest is ...
1
vote
2answers
613 views

How do I achieve the color tone effect in this sample photo in Photoshop?

In post-processing, how do i achieve a high dynamic range, but low local contrast, monotone (but not necessarily grayscale) effect for photos? An example would be this "li river" shot, which has a ...
13
votes
4answers
1k views

Does black and white photography still make sense?

I think at first it was because of a limitation of the cameras present at the time, but with the color cameras that we have available now, what do you think of black and white photos? In other words, ...
15
votes
5answers
6k views

How can I make colorful, “saturated” photos like this example?

This may not be the best example but I liked the colors and angle. I have seen lot of similar photos. They look very colorful but not overdone (does it have any technical term) . Any suggestions for ...
3
votes
1answer
691 views

Multiple Monitors Seperate Color Profiles?

I have a huey color one and i can only color calibrate one monitor with one color profile. How do you save different color profiles for each monitor? My computer runs on Windows 7 and i use 2 ...
11
votes
4answers
3k views

How do I get this “Washed out” effect for street photography?

I was browsing an unrelated question here and noticed this photo: http://www.flickr.com/photos/sparth/5730541580/lightbox/ I've seen countless street-photography shots with this kind of color effect ...
13
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2answers
2k views

How does the colour of ambient lighting affect colour rendition?

How does the colour of ambient lighting affect colour rendition? For example: If I stand under a sodium-vapour (orange) streetlight and calibrate my camera's white balance, what effect would this ...
12
votes
2answers
1k views

How can I keep skin color from coming out too red in prints?

I've noticed lately that subjects with darker skin, especially brown hues, tend to come out with lots of red in prints. When shooting against red or brown backgrounds, this effect is significantly ...
10
votes
3answers
598 views

How would I go about using my SLR to measure the 'greenness' of a photo?

Background My digital pictures can be read into a computer program like Matlab or R as a m x n x 3 matrix where m x n is the number of pixels observed by each of the three (red, green, and blue) ...
5
votes
2answers
787 views

Why are red objects coming out unnaturally in my photographs?

I have observed lately during my shoots that when I try to capture a red object with hardly anything in the background, the color doesnt seem to come exactly as what it is in reality. With flash or ...
8
votes
2answers
765 views

Why are sensors less sensitive to blue light?

This is a followup question to Why is the blue channel the noisiest?. The simple answer to that question is that sensors are less sensitive to blue, and therefore require more amplification, which ...
26
votes
3answers
2k views

Why is the blue channel the noisiest?

It is widely observed that the blue channel in digital cameras is the noisiest. I've certainly noticed that with my camera. Why is this? Is it an artifact of some particular technology (e.g. Bayer ...
24
votes
3answers
2k views

What is the meaning of “white balance”?

I would like to understand the term white balance. My camera has settings for white balance with the following options: Auto white balance Daylight Cloudy Shade Flash Incandescent lights White set1 ...
3
votes
1answer
371 views

What is the photopic luminous efficiency function?

What is the photopic luminous efficiency function? Is it actually a the, or are there multiple such functions? Is it an absolute fact of nature or simply an agreed-on standard? If the later, who ...
11
votes
5answers
2k views

Recommended clothing colours for portraits?

What colour of clothing do you recommend your clients wear during a portrait photo session? I recently completed an urban photo shoot where the colour of my client's dress gave an odd cast to some of ...
3
votes
2answers
595 views

Why is my Pentax K-x producing artifacts and color banding?

my Pentax K-x is acting up :( In low light scenarios I got heavy color banding and 'strange' image artifacts. You can find an example here: http://imgur.com/v0lzP I took it at ISO 400 and the color ...
4
votes
1answer
287 views

What is the green tinge in my photo? [duplicate]

Possible Duplicate: Problem with fluorescent lighting and shutter speed? I am shooting with a 5D MkII and a 50mm f/1.8 II. In the picture below you can see a really obvious green tinge on ...
3
votes
1answer
1k views

How do I extract a specific hue into a channel in Photoshop?

I have a gold handprint that I want to set up as a spot for printing. Since it was done with one substance, it should be possible to convert the image to only the gold spot and black. I've searched ...
14
votes
3answers
2k views

Are RGB numeric values equal to CMYK percentages?

are RGB numeric values equal to CMYK percentages?
4
votes
2answers
60 views

Are there any good tools to figure out the correct gamma corrections for equal appearence?

Every display device has a different characteristic in regards of how the colours are shown. This can be adjusted by the gamma correction. Are there any good tools that help with finding the right ...