A red pigment.

red wines actually vary in colour from dark pink to almost black. The colour comes from a natural organic pigment called anthocyan that is present in the skin of red grapes, and not from the juice of the grapes (which is, in fact, clear).

The colour of the links to this glossary

wine made from red grapes, the skin of which provides their red colour

Orange-ginger coat colour

The most common colour used for $5 chips.

One of the rarest, and most desirable colours for diamond.

The finest colour of ruby. Phenomenal

Red may be any of a number of similar colours at the lowest frequencies of light discernible by the human eye. Red is one of the three primary colours of visible light, the others being green and blue. Red light has a wavelength range of roughly 625–760 nm.