Peruse the available paint brush colour options for each species of Neopet. (It's our own version of the Neopets Rainbow Pool.) You can even see a list of which ones haven't been released yet!
55 Neopets can be painted Yellow.
Yellow Cybunny
Jul 10, 2000
Yellow Draik
Jun 25, 2002
Yellow Elephante
Jan 13, 2000
Yellow Eyrie
Jan 26, 2001
Yellow Ogrin
Dec 27, 2005
Yellow Peophin
Feb 10, 2000
Yellow Poogle
Jul 14, 2000
Yellow Pteri
May 16, 2001