Chunky, small bird with short bill and tail. Male blue black above and on throat, bright yellow below and on forecrown. Female olive above and yellow below with grayish-white breast. Both sexes show extensive white on underside of tail. Often in pairs, with male perching and singing from tops of trees. Common in dry to humid woodlands. Common call consists of two clear, whistled notes, “tee dee.” Male distinguished from other euphonias by forecrown color and size, along with color of throat and underparts; male plumage identical to Purple-throated Euphonia. Female distinguished by presence of gray-white color in breast, along with color of undertail coverts and white underside to tail.