What’s the meaning behind the ribbons celebrities wear to red carpet events?

Last weekend you may have noticed stars like Gaby Hoffmann and Jeffrey Tambor sporting green ribbons at the Emmys. Because both actors star in “Transparent,” many believed the ribbons represented trans rights or some issue relating to the show. Others confused them with the green ribbons worn around the same time last year in support of Robin Williams and depression awareness. Both guesses were wrong.

Click through the gallery above to see what this, and other common coloured ribbons actually stand for.