These colorful birds were first found in 1967 by photographer John Dunning who was below Cerro Munchique when he caught the colorful puffleg. He described it as a "miraculous bird".
The male has a shining green head, chest, and upper belly. He has brighter patches of green on his forehead. Both sexes has a bright blue belly, a red and yellow tail, and white feet. The feet have a light cinnamon brown color on them.