Arhopala muta (mutal oakblue) is a species of butterfly belonging to the lycaenid family described by William Chapman Hewitson in 1862. It is found in Southeast Asia (Thailand, Burma, Mergui, Peninsular Malaya, Thailand, Java, Sumatra, Borneo)
A small species with a darker tint and violet reflection in the distal portion of the forewing, which slightly contrasts with the lighter blue hindwing, though by no means so much as in metamuta which besides shows a black distal margin on both wings (also in the male ).The under surface is dark brown, very scantily marked.