Okay, you have to paint a bit on your computer screen so we can see just what color it is? LOL
I would use some gray (but I'm weird and find gray "warm" (with brown)). If it is dark enough, I'd use some maroon too?
http://en.wikipedia.org/wiki/Web_col...ML_color_names
Click on the blue links next to the colors and it will show you the various shades.