Hair Color How-Tos: Keeping Raven Locks Ravishing Raven hair can be beautiful, sexy, and even goth. When you think about it, how often do you really see true deep, dark, (sometimes almost blue-toned) black hair? This week I've been giving you tips on how to enhance your hair color. I've already covered brunettes and redheads. And now, let's focus on you raven-haired beauties.