Chocolate sire over non chocolate hens equals sex linked offspring with all females being chocolate.. IIRC!I paired them with my chocolate rooster so I will definitely be getting chocolate babies in the future
Chocolate over blue.. might equal mauve.
See if this link has any insight or draws your interest..
https://www.backyardchickens.com/threads/chocolate-and-blue-orpington-color-genetics.1219858/