Summer nail polish is officially having a blue period. But this no down-in-the-dumps kind of color course. From turquoise to cobalt to robin's egg, these blue nail polish shades are mood-lifting and vibrant—and work for both manis and pedis alike. It just depends on how bold you're willing to go!
2 of 6
China Glaze Nail Laquer in Blue Iguana, $6.99, available at Ulta.
6 of 6
YSL La Laque Long Lasting Nail Lacquer in Turquoise Blue, $20, available at YSL.