Folk illustration going overboard?

Folk illustration going overboard? - student project

Folk illustration going overboard? - image 1 - student project

Folk illustration going overboard? - image 2 - student project

I started doing the pattern assignment, and one thing lead to another and this came out. I also didn't fully respect the having just 5 colors thing, but I kinda like how it ended up. Is it still fold if the background is uneven like in the dark image here?

I'll do the next challenge soon I hope!