After using this theme, I can barely use the old white background default at all
The default color scheme for VS is just terrible, the guys at: Wekeroad came up with an awesome 'Vibrant Ink' theme which was apparently stolen from TextMate (Apple) is just great as you can see (the colors are a bit muted in my picture). Easy on the eyes, and very distinct - I think i actually helped my coding! Thanks Wekeroad!
And my modification with a lighter background, better font/size and improved highlighting: