I know the whole matte paint thing is sooo last year, but a proper matte-black still works extremely well with certain cars as evidenced by this:

Matte-black 5 series longroof rules the Beijing StreetsS

As some of you may know, I work in the same building as BMW China HQ and there are lots of beemers around the office, usually 528Li's and M3's. This one sits a little farther away and I'm not sure it belongs to a BMW employee.

Matte-black 5 series longroof rules the Beijing StreetsS

The wheels look great and the contrast between matte-black and chrome makes the long roofline really pop.

Matte-black 5 series longroof rules the Beijing StreetsS