Well then...
Your rainbow is shaded black.
What is says about you: You are a powerful person. You appreciate mystery. You may meet people who are afraid of you.
Find the colors of your rainbow at spacefem.com.
Not really shocking by any means but I didn't realize I was feeling quite so dark today. *shrug*
To counterbalance look at how sweet I was 30 years ago in my icon. Does that look black to you? Ha! That's where everyone gets fooled. Muhahahaha. ^~^