I found this info at: http://www.squidoo.com/tips-for-brown-eyes , I hope it helps you =D
Eyeshadows For Brown Eyes
Makeup for Brown Eyes
The following color palette are the perfect eyeshadow makeup for brown eyes!
Different Tones of Metallic: Metallic in gold, bronze, browns and pinks help brown eyes stand out in the most attractive way.
Neutral Colors for Brown Eyes: If you want to achieve a natural look for brown eyes, you can try eyeshadows in neutral colors such as browns, taupes, peaches, etc. When selecting eyeliner, you can go with dark browns for a natural look and black for a more intense look.
Deep shades of blue and brown, plum, blue gray, vanilla, gold, shades of violet and purple, nutmeg would be the best choice for brown eyes.