What tools are you using? I saw this post that seemed quite of promising for building music for newtimers the other day. Haven't tried it myself yet, but I'm also musically challenged so this question is relevant for me too. Creating music for your games when you know nothing about music? | Reddit
For me personally, I've been playing around more with SFX than I have music. I think a good set of responsive sounds with no music can deliver a sharper, more engaging experience than having good music but poor sfx does.