Definitions for "Complementary color"
Keywords:  magenta, hue, cyan, yellow, chromatic
each primary color (red, blue, yellow) has a complementary (opposite) color made by mixing the other two (red and green, for example)
The opposite hue of a color, or the direct complement.
either one of two chromatic colors that when mixed together give white (in the case of lights) or gray (in the case of pigments); "yellow and blue are complementaries"