So, I decided to try, once again, to create the parents for a remembrance pony, for my former kitty. I managed to get them just right - her in the first try, him in the second. The TB between them gives me exactly what I want, which is a variation on this:

Problem is... This is the mom's self-TB.

16 off white hair2. Sigh. It pains me to waste such a lovely hex to intentionally get a dull color out of it. :<