1Icy Blue
Instagram Take a note from the queen of bright hair and try a cool icy blue look.
2Silver Blue
Instagram Kim struck a similar pose to her sister when she showed off this cool shade for a KKW Beauty ad.
3Bright Blue
James Devaney//Getty Images BTS' V proves that even guys can totally rock the trend!
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4Baby Blue
Instagram Another BTS member, Jimin, sported a very different shade of blue, blending the light hue in with his blonde hair.
5Periwinkle
Daniele Venturelli//Getty Images Lady Gaga's 2019 Golden Globes' hair was a gorgeous shade of blue that included just a hint of purple and I am all for it.
6Blue Bangs
Instagram Cardi B was making some major money moves when she wore this long blue wig.
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7Blue-Blonde
Thomas Niedermueller//Getty Images Halsey has never met a hair color she didn't like, but I am particularly fond of this blue-blonde moment.
8Blue Ombre
Instagram Joey King dyed her hair blue for just a hot sec before shaving it all off for The Act.
9Blue Bob
Instagram Hailey Baldwin took a break from her normal dirty blonde hair to go blue and it looked epic.
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10Electric Blue
Instagram Kim proved that matching your hair to your makeup is always the way to go.
11Mermaid Blue
Instagram Rihanna is feeling that magical fantasy with this intense shade.
12Blue with Natural Roots
Jon Kopaloff//Getty Images Despite the bold color, Kylie still stuck to her natural hue when it came to her roots.
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13Muted Blue
Jim Spellman//Getty Images Just because you're going blue, doesn't mean you have to go bright. Take a note from Hilary Duff and try a more subdued shade.
14Ocean Blue
Getty Images Bella's blue-green locks are giving me major beach vibes.
15Slimy Blue
Getty Images Miley's wet blue look really makes her eyes pop!
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16Teal Ends
Frazer Harrison//Getty Images The teal in Kylie's hair pairs so well with her natural color.
17Midnight Blue
Vincent Sandoval//Getty Images Nicole Richie's dark blue hair is a great way to ease into the bold trend.
18Pastel Blue
NCP/Star Max//Getty Images Kesha's pastel blue hair is perfect for spring and summer.
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19Blue Highlights
Gregg DeGuire//Getty Images Demi Lovato proves that you don't need to go full blue to make a statement.
20Neon Blue
Larry Busacca//Getty Images Back in 2011, Gaga rocked a pretty epic neon blue bob.
Carolyn Twersky is an associate editor for Seventeen covering celebrities, entertainment, politics, trends, and health. On her off time, she's probably watching Ru Paul's Drag Race, traversing NYC for the best donuts, or, most likely, enjoying time in her favorite place in the world: her bed.
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