@herussell Yes! That's one of the best examples of indigo I've seen. Some color scientists don't even classify it as a separate hue, they just call it "deep blue." But, I'm an artist, with hundreds of paint colors and I say it's a separate color. Anyway, nice shot as well. =)
Green
this is for violet
http://en.wikipedia.org/wiki/Indigo
violet?
Yellow
Violet
although the bird is actually called Purple Finch!
Could this be called indigo? :P