Noun:

চুল রং,

hair coloring's Usage Examples:

American personal care-product division of company Coty, specializing in hair coloring and hair care.

CS1 maint: discouraged parameter (link) "True Colors" (archived here), article from The New Yorker by Malcolm Gladwell on hair coloring advertising.

Grecian Formula is a men's hair coloring product from Combe Incorporated.

Control Gx and Touch of Gray product lines providing options for gradual hair coloring.

This is achieved using a combination of hair coloring, haircutting, and hair texturing techniques.

video to coincide with the song's use by Kao Corporation for a Blaune hair coloring commercial featuring Moritaka.

City area with products and services that include hair extension, and hair coloring.

Synonyms:

colouration; coloration;

Antonyms:

chromatic color; depigmentation; pigmentation;