The male is mainly black with a white throat and white belly, and a yellow chest.
The female has a black face and throat.

1st, 2nd & 3rd photo: A male. Old Buenavista Road, Anchicaya area, Valle del Cauca, Colombia, 13 June 2016
4th photo: A male. Buenaventura area, Valle del Cauca, Colombia, 16 June 2016
5th photo: A female. Old Buenavista Road, Anchicaya area, Valle del Cauca, Colombia, 13 June 2016