So this scheme was for contrasting colors, but in colors which I didn't usually use; get ready for brights!
When I first quilted these circles I sensed something Indian, Sanscrit; I don't know if it was the shapes or colors or the combination of both, but I liked it.
Some details of the front:
The back
the back ended up much more fun sewing and quilting
I couldn't find a compass at home at the time, I used a salad plate for the larger circles and the top of a spice jar for the smaller; shapes traced onto the quilt in chalk and machine quilted.
like doodling with one's sewing machine
Good Fun!