here's a link to dying batting so you might have everything you need except some dye which is really inexpensive.
dyed batting is really beautiful it has the look and saturation of dyed wool.
it might be a good way to see if this is an area you'd like to expand upon without having to put in a huge financial investment.
http://www.quiltingartstv.com/projec.../312/312-3.htm