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Meghan, Duchess of Sussex - Meghan Markle attends the 100 Days of Peace concert in London, UK, in this classy sleeveless dress.

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Beyoncé - Of course, Queen Bey was a fashion visionary back in 2011. Look at this sequin ensemble she wore to the Beyoncé Pulse fragrance launch in New York City.

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Katy Perry - The singer managed to put a truly remarkable blue outfit together.

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Taylor Swift - The artist made quite an entrance in this blue dress at the 2013 Billboard Music Awards in Las Vegas, US.

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Meryl Streep - Shall we say fabulous? Yes, we should definitely say fabulous. The award-winning actress looks so elegant in this blue dress!  

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Reese Witherspoon - The actress at the Oscars at Hollywood & Highland Center back in 2013, wearing a stunning blue number.

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Lady Gaga - A fashionista at heart, Gaga was spotted in Paris, France, wearing the color of the year, two years before it became trendy.

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Jennifer Lopez - J.Lo always looks great and nobody can deny it. How lovely is her fitted strapless dress?

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Rihanna - Riri is spotted in New York City wearing a cool classic blue denim ensemble. We approve!

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Kim Kardashian - The A-list couple was spotted in New York City. Kanye West in a classic black tux and Kim Kardashian in a classic blue double slit dress.

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Khloe Kardashian - Another member of the Kardashian clan rocking a sexy slit dress. Again, the color of choice was blue.

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Kendall Jenner - The Kardashians can really pull off this color. Don't you think?

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Blake Lively - Not only does she rock the color of the year, she also pulls off the shirtless blazer look like no other!

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Catherine, Duchess of Cambridge - Kate Middleton is also a fan of classic blue. The Duchess of Cambridge has been spotted wearing it on numerous occasions.

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Pippa Middleton - And Kate's sister also has great taste in fashion. Here she is in 2015 wearing a classic blue number to the Boodles Boxing Ball in London, UK.

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Princess Diana - Lady Di rocked classic blue like a true princess. She wore it on several occasions and always looked stunning in it!

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Queen Elizabeth II - Blue is indeed a royal color, and nobody embodies that better that Queen Elizabeth. We can see her wearing classic blue quite often.

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Justin Bieber - The singer about to get roasted in a sharp blue suit, at 'The Comedy Central Roast of Justin Bieber.'

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Shakira - Her hips don't lie. Nor does her taste in fashion. Take a good look at the singer's gorgeous skirt.

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Carrie Underwood - The artist rocking the color of the year at the 2014 American Country Countdown Awards in Nashville, Tennessee, US.

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Diana Ross - What can make a performance even more memorable? A classic blue dress, of course!

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Sarah Jessica Parker - Carrie knows a thing or two about fashion, and so does the actress who plays the 'Sex and the City' protagonist. 

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Justin Timberlake - Timberlake's style has evolved throughout the years. We say he was way ahead of time in this fitted classic blue suit.

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Jennifer Garner - The actress wore classic blue to the 2018 Vanity Fair Oscar Party and couldn't have looked better.

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Tina Fey - The actress on the red carpet of the 91st Academy Awards, in a beautiful blue evening gown.

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Eva Longoria - The actress chose the perfect outfit to present the award for Big TV Star at the VH1 Big in '06 Awards.

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Brie Larson - It was just the beginning of 2019, but the actress attended the 'Captain Marvel' European Gala wearing the future color of the year.

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Rebel Wilson - Simple and sophisticated. This classy blue gown makes the actress shine brighter than ever.

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Kristen Bell - We absolutely love the lace detail. The actress looks amazing!

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Take That -

Robbie Williams and Gary Barlow, many moons ago, but with a 2020 fashion sense!

See also: What the colors you wear say about you.

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