I have black penedesencas, the one im using in my oe project pen is with blue and black ameraucana girls and splash wheaten EE girls........we're excited to get our first eggs in spring!!you will get a great layer as well as penedesenca are better layers than marans. some neat options
partridge penedesenca over lavender or blue ameraucana
wheaten penedesenca over wheaten ameraucana
white empordanesa over white or lavender ameraucana
crele penedesenca over cream legbar