I am, and always will be attracted to black, it is classic and contemporary, cool and warm, sleek and comfy. So painting your fire surround this magnificent color makes perfect sense... I also like how it loudly announces that it is a focal point of a room, take a look
Ingrid Omen, a Canadian designer illustrates this perfectly with the fireplace in her weekend getaway cottage, the black marble surround and trim are stunning and are a perfect fit to her white built-ins.
photo curtasy of houseandhome.com
a more contemporary approach that is lovely...
Photos obtained via pinterest.com