tristimulus
Noun
Meaning
tristimulus (plural tristimuli)
A set of three stimuli, especially the red, green and blue components of colour vision.
Synonyms
Examples
While the mechanisms of color vision at the level of the retina are well-described in terms of tristimulus values, color processing after that point is organized differently.
Because the curves overlap, some tristimulus values do not occur for any incoming light combination.