We use the white lights...I don't think that it would make a whole lot of diffrence as long as you find the "spot" and stay there. It takes a while for the crappie to really get going. good luck
"Those who will trade a little liberty for a little security will lose both and deserve neither" Thomas Jefferson
http://www.fishinglightsetc.com/
These are the kind that I use. I like them. Not too expensive and you can get 2 lights in one.