Arhopala labuana

Arhopala labuana , is a butterfly in the family Lycaenidae. It was described by George Thomas Bethune-Baker in 1896. It is found in the Indomalayan realm (Burma, Peninsular Malaya, Sumatra, Pagi, and Borneo).

Description
The upper surface in the male is lighter, the blue colour is more of an ultramarine than violet tint [than in related species]. Beneath similar to dohertyi, the transverse bands in the forewing straighter and more regular, in the hindwing, however, more interrupted than in dohertyi. The female is above of a very bright blue with a broad (4.5 mm.) black, more distinctly defined distal band.