Males are blue with some yellow on the body. They are not showing the yellow blaze on the head like normal sulfurhead.
The 3.5" Male looks like a Ngara Yellow with light blue on the dorsal fin like blue neon and no Yellow Blaze head. The larger males have no yellow blaze on the head.
The base price is a 2.5-inch male.
Aulonocara Uncertain Yellow Peacock (Sulfur head/Blue Neon Mix ?) (Hybrid)