Hair-brown a. : Of a clear tint of brown, resembling brown human hair. It is composed of equal proportions of red and green.

Example:
How long should I wait to dye my hair brown after dying it blonde?

Taxonomy
Brown hair, brunette, brown eumelanin, brunette hair, pigment, hair color, free encyclopedia, light brown, Dark brown, chestnut, black hair, dark pigment, shades of brown, human hair, lower levels, strands, feminine, haired girl.

Defination from the web:
brown hair are often referred to as brunettes, the feminine form, and brunets, the masculine term. Brown hair is common among Indo-Europeans and West Eurasians, especially those Central and Southern Europe, West Asia, and North Africa, where it ...