hair_coloring
1. [ noun ] (color) coloring of the hair
Examples:

: "her hair-coloring was unusual: a very pale gold"

Related terms: coloration
2. [ noun ] (color) a dye or tint for the hair
Synonyms: hair_dye
Related terms: dye rinse henna
3. [ noun ] (color) the act of dyeing or tinting one's hair
Related terms: coloring rinse