same as the acid you're on
white
Smurfs don't appear to change color when they are sad.
Papa Smurf
The main female Smurf people think of is Smurfette, a main character. But there are two other female Smurfs: Sassette Smurfling and Nanny Smurf.
In a webserch there doesn't appear to be any such Smurf named Lily, so I'm going to say No since she doesn't seem to exist.
Smurf Blue
Papa Smurf is the only Smurf to wear a red hat.
blue?
blue
white
red blue white green purple and turds
Smurfs don't appear to change color when they are sad.
Purple.
Actually the beaver's color does not change because beavers actually are turds that are flushed and into a lake.
Brainy Smurf, Grandpa Smurf and Nanny Smurf
Brainy Smurf, Papa Smurf & Smurfette. (:
Baker Smurf