Dichromacy (di meaning "two" and chroma meaning "color") is the state of having two types of functioning color receptors, called…
Cerebral achromatopsia is a type of color-blindness caused by damage to the cerebral cortex of the brain, rather than abnormalities…
Brown is a composite color. In the CMYK color model used in printing or painting, brown is made by combining…
White is the lightest color and is achromatic (having no hue), because it fully reflects and scatters all the visible…
Gray is an intermediate color between black and white. It is a neutral or achromatic color, meaning literally that it…
Orange is the colour between yellow and red on the spectrum of visible light. Human eyes perceive orange when observing…
Purple is a color intermediate between blue and red. It is similar to violet, but unlike violet, which is a…
Pink is a pale red color that is named after a flower of the same name. It was first used…
Red is the color at the end of the visible spectrum of light, next to orange and opposite violet. It…