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5
votes
4answers
202 views

What is the difference or relation between a Color Model and a Color Space?

What is the exact relation or difference between a color model and a color space? I find these two terms to be used interchangeably in some literature. Are they simply the same? Thanks!
2
votes
3answers
205 views

Do colors in photographs depend on ambient temperature?

My friend, previously a photographer, said that if you are taking photos in cold weather the photo is more blue (as if a slight blue filter has been applied). Inversely, taking photos when it is warm ...
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 ...
5
votes
1answer
592 views

How to figure out whether the colours in a photo are warm or cool, and how does that matter?

On 1x some people have said that this picture has warm colours. I wish to understand what qualifies to be a warm colour, cool colour, and how does that matter? Warm means bright? and Cool means ...
24
votes
2answers
5k views

What do Hue, Chroma, Saturation, Value, Tones, Tints, Shade, etc. mean?

I've read several online tutorials about color theory but I'm still confused about how to "visually" catch color concepts and use them efficiently. The only thing I seem to understand is "hue" which ...
24
votes
7answers
2k views

Why are there no dark yellows, or bright violets?

In his book The Photographer's Eye, photographer and author Michael Freeman says: Another consideration is relative brightness. Different hues are perceived as having different light values, with ...
30
votes
6answers
2k views

How can knowledge of human perception of color be used in photography?

How does the human vision system perceive color, and how can/should this be taken into account when taking and post-processing photographs (both in color and in black and white)? The bit above is ...