Yes, after you have chicks with one Self Blue parent, you can breed them to a Self Blue and get about 50% Self Blue chicks. The other 50% of chicks should be black (but carrying the lavender gene, so they also have a chance to produce Self Blue offspring if you breed them to a Self Blue.)
With...
Self Blue is also called lavender (different names in different breeds.)
It is caused by the recessive gene called "lavender" on a chicken that otherwise has the genes to have completely black feathers.
Breeding Self Blue to either of those other colors will give black chicks. The chicks will...