Was going to enter into the competition, but I got a really late start (didn’t get to work on it at all yesterday) so its not as finished as I would like it to be.  The core mechanics are all working, though I might try to add something else in there.  The gameplay concept centers around an ability to change colors, which allows you to pass through walls of the same color. There are no enemies (so far). Here’s a screenshot of one of the areas:

You can check out the demo here. I’m pretty happy with how it looks/feels, I just need to get some more levels (and some legit puzzles) in there