Small flycatcher with brilliant blue upperparts, a pale orange throat and chest, and a white belly. Slightly paler female has a whitish throat, while male’s is blue; sexes are otherwise quite similar. Head is fairly uniformly blue, without boldly lighter or darker patches, unlike in many other “blue flycatchers”. Pale and restricted orange also serves as a helpful identifying feature. A lowland species, restricted to secluded riverine forests in Sumatra and the Malay Peninsula, but found in a variety of dry and wet forests on Borneo. Song is a short smooth series of drawn-out piping whistles.