Anthene amarah, the black-striped hairtail, leaden hairtail or leaden ciliate blue, is a butterfly of the family Lycaenidae. It is found in tropical Africa and Arabia (up to Aqaba). The habitat consists of savanna and occasionally open areas in the forest zone.
The wingspan is 21–26 mm for males and 23–29 mm for females. Adults are on wing year-round, with a peak in summer.