Try using orange and blue (well it is more cyan what you've used) as they traditionally go together a bit more then yellow and blue... if you are looking for a change
Thanks for the advice, I'll play around with it a bit more. I was inspired mostly by Turner for this one, but I think it suffers from the same problems as his nocturnal pictures. Most people say this one looks too much like day. When I get time I'll make another concept.