Board Thread:Support Requests - Designing Your Wikia/@comment-4224349-20150315181811/@comment-24801399-20150318005829

/* CUSTOM TEXT HERE */ a[href="/wiki/User:USERNAME"], a[href="http://WIKINAME.wikia.com/wiki/User:USERNAME"], .bureaucrat { color: Purple !important; font-weight: bold !important; }
 * Note: the "/* CUSTOM TEXT HERE /*" is used as an identifier. You can have "admin colored names" or "(username) name color" or whatever you want.