I was so inspired by this post (it's even my computer wallpaper!), I got right up from the sofa and started putting together scraps from my scrap bin. I didn't think too hard, I just tried to stick to a couple colors. I'm still totally in love with the original, but I gave it a shot.
It's become something like this:
Stay tuned for completion (but give me about 2 months or so...).