M8 search through google for HTML color codes and u will find more than 100 there... Here's the link http://www.computerhope.com/htmcolor.htm... If u want to use them in Warcraft 3 change the # with |cff and there you go
Ghan has said he has fixed this. Monovertex please confirm this fix. This was only a problem with people that had signatures in the upper levels like not the special members but the respected members.