primary colour for light

Thesaurus

Noun

1.

primary colour for light - any of three primary colors of light from which all colors can be obtained by additive mixing; "the primary colors for light are red, blue, and green" primary color for light primary color, primary colour - any of three colors from which all others can be obtained by mixing primary subtractive color for light, primary subtractive colour for light - any of the three colors that give the primary colors for light after subtraction from white light; "the primary subtractive colors for light are magenta, cyan, and yellow"