Rainbow hair: celebrities with vibrant hair colors - Some people like to change their look by dying their hair with vibrant colors.

It is the same with these stars, who have dyed their hair with extravagant colors. Interestingly, blue and pink seem to be the preferred colors.

Check them out!

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Katy Perry - At the 2012 Grammy awards ceremony, the singer dazzles with her elegant style where her blue hair stands out.

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Julianne Hough - The dancer usually has blonde hair, but she gave pink a go on this occasion!

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Rachel McAdams - The talented Canadian actress has been spotted with pink highlights.

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Britney Spears - Britney looks so cool with her rainbow hair here.

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Jade Thirlwall - The singer, who is a member of the girl band Little Mix, has dyed her hair in many different colors. She bet on lilac on this occasion.

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Lily Allen - The British singer likes to be different and dyed her hair blue.

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Ke$ha - Ke$ha likes bold looks, and in 2014 she decided to dye her hair in various colors.

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Lady Gaga - Always creative in her looks, the singer attends the 2016 Grammy Awards ceremony with her hair dyed bright orange.

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Kate Hudson - The singer dyed her hair in a pink tone and looked very elegant.

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Kylie Jenner - The model likes to change her hairstyle a lot and blue tips were one of her more memorable looks.

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Hailey Baldwin - The American model has recently appeared with her hair dyed pink.

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Pixie Lott - The singer was recently photographed with her bright pink hair.

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Anna Paquin - The Canadian actress was recently spotted with blue hair.

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Nicole Richie - Nicole is working the electric pink look here.

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Cyndi Lauper - Cyndi just wants to have fun and has always been known for her talent and fearless style. She has dyed her hair in many different colors, including red.

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Demi Lovato - The singer dyed the tips of her hair in a turquoise tone.

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Mel B - The Spice Girl was once photographed with her pink hair.

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Jessie J - The singer really likes to change up her look and performed here with pink hair.

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Kelly Osbourne - Like her father, Ozzy Osbourne, the British personality is bold and often shows it through her different hairstyles.

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Ruby Rose - The Australian actress is always creative when it comes to her looks. Here we can see her with her hair dyed in shades of green.

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Kylie Jenner - The socialite has also dyed her hair pink.

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Bella Thorne - The American actress is constantly changing the color of her hair and has recently dyed it blue.

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Salma Hayek - Many fans were taken by surprise when the actress showed up with her pink hair!

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Rita Ora - The singer is known to dye her hair in different colors, with a strong emphasis on orange and red.

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Zara Larsson - The Swedish singer dyed her hair in shades of light pink and definitely pulled it off!

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Halsey - The American singer is very quirky and dyed her hair blue for one of her performances.

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Iggy Azalea - The Australian rapper dyed her blonde hair in shades of pink.

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Barbara Palvin - The popular model dyed her long hair in shades of pink .

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Louisa Johnson - The British singer also likes her hair pink.

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