PLUMAGE: Slaty blue and white that has a faint bluish gray tinge. Blue in feathers, in the form of large irregular shaped blobs, as distinct from V-shaped ticking. Main Tail feathers and primary wing feathers with a lesser amount of blue than the rest of the plumage.

UNDERCOLOR: Slaty blue and sooty white, evenly distributed.

Any appearance of rust in the plumage-More than 50 percent blue in the plumage.