User blog comment:Squirrel719/FAQ: Why is circle tool not allowed/@comment-33224520-20160515073704

http://images2.wikia.nocookie.net/__cb20110904041913/messaging/images/1/1c/Emoticon_yes.png

But official colors are not optional, neither here or on reddit or on Facebook.

https://i.imgur.com/KAj8ex7.png The Mysterious Contributor