Generally, no matter the comb type, early pink is a sign of a male. Pullets generally stay yellow or at most a peachy-yellow. If you have pink and deepening red, almost certainly a roo.
Post some pics and we'll help...good head shots and body shots...if you can of the chicks.
Lady of McCamley
I will see if I can get some pics tomorrow. They don't much like it tho, lol.