Bicolor cleaner wrasse (Labroides bicolor) is a species of wrasse endemic to the Indo-Pacific, Indian Ocean and Pacific Ocean.
Short description - Dorsal spines (total): 9; Dorsal soft rays (total): 10-11; Anal spines: 3; Anal soft rays: 9 - 10.
Colour: Adults dark anteriorly and pale posteriorly. Females grey and pale yellow, males dark blue/ black and bright yellow. Juveniles with bright yellow dorsal stripe.