(5 of 8) Ravishing RavensBlack is the new black. Celebs have always taken a shine to this slinky, inky hue, and these ladies are proof positive that Hollywood is full of stars that shine in the dark. Rosario Dawson Dawson sweeps up her obsidian-hued hair to reveal some dazzling dripping diamonds (and a striking smile) at the ESPY awards in Hollywood on July 12.