Black Stock Theme CM12.1 CM13 v104Requirements: 5.0+Overview: What if we had the option to select a Black Theme in stock android? Well.. surely would like similar to this. 

If you like black themes but you love stock theme, this merges the two ideas together, also to be more ... http://www.apkformod.com/black-stock-theme-cm12-1-cm13-v104/