1. (动植物的)自然色彩，自然花纹
The coloration of an animal or a plant is the colours and patterns on it.

1. choice and use of colors (as by an artist)

Synonym: colouration

2. appearance with regard to color

e.g. her healthy coloration

Synonym: colouration

3. the timbre of a musical sound

e.g. the recording fails to capture the true color of the original music

Synonym: colorcolourcolouration