Fact is Dravidian Tamils are/were black skinned, hated by Aryans and their vedic god Indra, who rampage killing and destroying them
rig veda 7:5:3
3 For fear of thee forth fled the dark-hued races, scattered abroad, deserting their possessions,
When, glowing, O Vaiśvānara, for Pūru, thou Agni...