Have you tried equilter.com? They have a search feature that lets you pull up every fabric that has whatever color you select no matter if it is the main color or an accent color in the fabric, but the colors MATCH! Then you can select however many fabrics you choose and put them on a page and compare them to each other, mix, match,add, delete. etc. until you get the exact fabrics you want. Their service can't be beat. You can start by putting tonal in the search if you want.