I suggest allowing the player to pick the color that he wants. As can be done with the size of the board, it'd be nice to be able to chose the color for yourself. I know I wouldn't chose Fluorescent Orange, but someone alse might want it. :) And while we're on the subject, the color of the pieces, too!
(hide) When moving in a game you can choose which one will show up next by selecting the appropriate option in the list next to the submit button. (pauloaguia) (show all tips)