The Blue Bunting (Cyanocompsa parellina) is a species of passerine bird found in northern Central America. Measuring 5.5 inches (14 cm) in length with a wingspan of 8.5 inches (22 cm), it is one of the smaller members of its genus. Like most buntings, the Blue Bunting is sexually dimorphic. The male has a dark blue body, with brighter blue highlights on the supercilium, forecrown, malar region, rump and lesser wing coverts. The female is an unstreaked warm brown, slightly paler below.