We love the colors the designer chose, but this would be beautiful in just about any combination of small scale prints.
Notice how the fussy cut pieces in the center of the pillow add interest. It might be fun to do that with all of the pinwheel squares.
The paper piecing pattern by Charise Creates for Sew Mama Sew is for a 20” square pillow form.
If pillows aren’t your thing, consider putting a border (or two – one thin, one thick) around the outside and finish it off as a small quilt to display on your wall or table.