Good Questions: What Color Walls with Green Sink?

Jawari is looking for color suggestions - their email says: Tiny bathroom, green sink...I'm tempted to paint chocolate brown or pink on the walls. Any ideas?

(Note: Include a pic of your problem and your question gets posted first.
Email questions and pics
with QUESTIONS in subject line to:
sf(at)apartmenttherapy(dot)com)

Let us know what color you would suggest in the comments...