Small and striking tanager, looks mostly black with shining blue head and straw-colored shoulder. Sexes alike. Most similar to Masked Tanager, but has dark (not white) belly and shoulder is buffier. Quite common in Andean foothills, with a disjunct population in Brazilian lowlands. Usually found in pairs or small groups, often following a mixed-species flock through the canopy. Occurs in forests, edges, and gardens. Visits fruit feeders.