You might want to try Roux Fancifull Rinse:
http://www.rouxblue.com/fancirinse.asp
Here are the ingredients in the black: Water Aqua , Hydroxyethylcellulose , Stearalkonium Chloride , Octoxynol-1 , Benzyl Alcohol , Tartaric Acid , Coumarin , Geraniol , Fragrance Parfum , Direct Black 51 , Acid Violet 43 CI 30730 , Acid Orange 24 , Direct Red 80
Robert Craig and Bigen have 2 permanent black colors that don't damage hair. But you better really want black because it is hard to get rid of the color after you use it.