hue
Cross references: 1. lightness 2. saturation 3. color hue \'hyu:\ n [ME hewe, fr. OE hi-w; akin to OE ha-r hoary - more a]t HOAR 1: SHAPE, ASPECT 2a: gradation of color 2b: the attribute of colors that permits them to be classed as red, yellow, green, blue, or an intermediate between any contiguous pair of these colors