character colors please critique

[noobcakegames]

please tell me if I should change the colors to this character for a flash game I'm making. Also, tell me your favorite colors and least favorite one please.

walk cyclel

also, you think I should make different skin colors or leave like this? And you think i should make a boy character too or this is ok? Thanks. =)

[Shinryudan]

You must start a thread with this picture and you should read the damn rules.
As for the picture, i think the last one looks the best, the rest kinda seems either dull or have clashing colors ( like the first girl ). Adding something on the shirt might make it look more interesting as well.