Maybe this site help you out.
http://www.babymed.com/tools/baby-eye-color-calculator-predictor?p1=Brown&p2=Blue
However, i suggest you don't be too hopeful and obsessed with this! Because DNA and Genetic works like the most insane unpredictable thing in the world!
I mean there has been this African girl both parents African with dark eyes and all of the relatives been the same with few generation back to back but her eyes turned out "Green" .