Feeling blue? These singers sure are!

While the thought of blue lips reminds us a little of frostbite, everyone from Kesha to Katy Perry has been spotted sporting a cerulean mouth. From Rihanna's robins egg blue pout to Selena Gomez's sapphire smile, there's a shade for everyone -- even Adam Lambert!

We assembled all of our fave blue looks. In the top row, check out Kesha, Ashanti, Mel B., Solange and Katy Perry, who all prove azure is appropriate for everything from the red carpet to a social media selfie.

In the second row, Rihanna, Adam Lambert, Selena Gomez, Lady Gaga and Nicki Minaj show that blue lipstick is a bold statement, but not just for the ladies!

Which singer's hue do you like the most? Vote in for your favorite blue lipstick look in the poll below!