The sunshine makes him look a little washed out. Check the shaded spots for a better idea of his true colors, or better yet check the Shine Sport page on Knitpicks (the colors are "Green Apple" and "Turquoise").
Thanks to o_jenny for the inspiration!
Everybody who saw Sheldon loved him. The receptionist at the yoga studio said I should make more to sell, but I don't think I will. Copyright issues aside, this was a fun pattern to do once, but multicolor knitting is not my favorite and I don't plan to make a habit of it.