Chrysolina bicolor is a species of beetle belonging to the Chrysomelidae family.

Chrysolina bicolor reaches about 11 millimetres (0.43 in) in length, with females slightly larger than males.

Elytra are densely punctured and vary from metallic green to reddish, sometimes with darker violet spots.

The main host plants are lavender, oregano, rosemary and thyme.

This species occurs in Spain, Portugal, Sicily, Croatia and North Africa.