Chiefly Brit. saturation (sense )
Origin of chromaClassical Greek chrōma (gen. chrōmatos), color; origin, originally skin, color of the skin ; from Indo-European base an unverified form ghrēu-, to rub hard over, crumble from source grits
The aspect of color in the Munsell color system by which a sample appears to differ from a gray of the same lightness or brightness and that corresponds to saturation of the perceived color.
Origin of chromaGreek khrōma, color.