Hmmmm.....highlights.....?

So yeah. I am getting highlights. There are not going to be any on top of my head....but kinda underneith my hair. So whichh color...red, blue, purple or lime green. Remember their wont be A LOT so yeah. I know they are weird colors but which one? ALSO! I don't know about red or blue cause a lot of people have those colors now...hmmmm what to do?!?!