For the color palette tab, you could color the resulting text to match said colour:
If the resulting color is .cyan, use .cyan to represent it.
Generation could use secondary hairs, to double possibilities.
You could divide Color into overall outfit color, hair color and eye color.
ps: I don’t know what color “neon” is. Sand has three variants, so I don’t know what “Sandy” means either.
The Vanity section could be divided into chestpiece, leggings and accessory #1/#2/#3.
There could be a chance for those to instead give a name, which is what NPC outfits use (Mercenary, Mafia, Mage, etc).
and obviously this, which you have liked: