As far as I know the AKC only recognizes
Black & Gold
Black & Tan
Blue & Gold
Blue & Tan
I got ths info from
http://www.akc.org/breeds/yorkshire_...r_markings.cfm
But I don't know about other organizations such as the CKC,APRI,ACA,UKCI,UABR,FIC,CRCS. I beleive the CKC is the same.