Popsugar Beauty Celebrity Hair Demi Lovato's Hair Color Evolution Demi Lovato Ditched Brunette Hair For a Teal-Blue Hue October 6, 2014 by Marina Liao View On One Page Photo 6 of 13 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 6 January 2014 Demi went for a bold look earlier this year and dyed all her hair pink during her Neon Lights tour. Previous Next Start Slideshow Demi LovatoInstagramCelebrity HairHairHair Color