The Coast Purple Tip (Colotis erone) is a butterfly of the Pieridae family. It is found in the Afrotropic ecozone and is endemic to Natal, Pondoland, Swaziland, and Transvaal.The wingspan is 40–50 mm. The adults fly year-round, peaking from December to January and March to July.The larva feed on Maerua racemulosa and Maerua pedunculosa.