rocknbil - 3:38 am on Feb 8, 2012 (gmt 0)
Think color wheel. A complimentary scheme shows the compliment of blue as orange, and dominance/submission dictates the (back)ground should be the submissive. A good starting point is a low chroma high value orange - something in the very light tan range.
Whole thing goes out the window if someone's colorblind though. There's a reason newspapers are printed with black ink on white paper.