This is one of the more stunning Haplochromis from Lake Malawi in Africa. The Protomelas sp. "Steveni Taiwan" or Taiwan Reef Cichlid features a mostly yellow body with bright light blue on its head, over its back and down to its tail. It has red pelvic and anal fins, and a white stripe along the top of its head and tip of its dorsal fin.
http://www.aquariumfinatics.com/home-aquariums/species.cfm?ID=120