The black-capped tanager is a species of bird in the family Thraupidae. It is found in Colombia, Ecuador, Peru, and Venezuela. Its natural habitats are subtropical or tropical moist montane forests and heavily degraded former forest.

The black-capped tanager (Stilpnia heinei) is one of the many species of Neotropical bird in the family Thraupidae. It lives in mountains of Ecuador, Colombia and Venezuela year-round. This bird can often be found in open landscapes, alone or in pairs, hiding under branches of trees and bushes. Its natural habitats are subtropical or tropical moist montane forests and heavily degraded former forest.

The black-capped tanager is approximately 13 centimetres (5 in) long, and weighs between 18 and 20 grams. The bird’s iris is dark brown, while the beak and legs are black. The male of the species has a black crown, with the black extending to the lores, forehead, and upper nape. Its upper-parts are a shining silvery bluish-grey, which extends to the upper tail coverts, and contrasts sharply with the black crown.

The female, in contrast, has a dusky crown, the feathers of which are edged in green, giving it a slightly scaly appearance. It is also generally duller than the male. The upperparts are a uniform shining green, while the tail is a duller green or olive-green.