chrominance

(redirected from Chromonance)
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chrominance

[′krō·mə·nəns]
(optics)
The difference between any color and a specified reference color of equal brightness; in color television, this reference color is white having coordinates x = 0.310 and y = 0.316 on the chromaticity diagram.

chroma

Short for "chrominance." The attributes of a color, which include its hue (frequency) and saturation (amount of black). See hue and saturation.