Demi Lovato's new hair color is blonde! Check out pictures of the "Neon Light" singer's many hairstyles and colors, from purple to blue and wavy to straight, in the photo gallery above!

Demi Lovato took to her Instagram to share her new hair color: back to blonde! Looks like Demi decided to change up her hairstyle for her "Neon Lights" tour in Brazil.

Demi wrote on Instagram: "Brazil.... Here I come.... ✈️✈️✈️ #NEONLIGHTSTOURSA"

Lovato was last a blonde in August 2013. 

The 21-year-old singer later posted on Twitter about her show in Sao Paolo: "Sao Paolo... 1 down.. 2 to go.. PLUS THEY'RE ALL SOLD OUT?!!? YOU ARE AMAZING... Tonight was INCREDIBLE!!! #NEONLIGHTSTOURSA!!!!!"

Check out Demi's previous hairstyles and hair color in the pictures above!