The Blue-capped Manakin occurs widely east of the Andes in forest. Males have regional color forms, while females are green.
Males include a black form with a bright blue crown and blue wash on the rump, and a dark green form with a pale blue crown and yellow belly. Females are medium to dark green with a paler belly.
It inhabits humid tropical and mature secondary forests. Males display in their own territories, and the birds eat fruit and insects.
An extinction-risk assessment has not been added yet.