To illustrate this, if all three red, green and blue (RGB) values are equal in any pixel, the tone will always be neutral, be it gray, black or white. ![]() In other words, we know what to expect from them when we edit our photos. sRGB, Adobe RGB or ProPhoto RGB) are used for editing because they are “well behaved”. Choice of RGB working space is, therefore, mainly about picking a gamut that suits your needs best. Tertiary colors are created by blending adjacent primary and secondary colors.Īll RGB working spaces have the same number of colors the gamut they cover is the main difference between them. For example, a fully saturated magenta tone contains no green (RGB 255,0,255), so sits opposite green on the wheel. ![]() This simple RGB color wheel shows the relationship between primary (red, green, blue) and secondary (cyan, magenta, yellow) colors.
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