Best Dressed of the Week: Lupita Nyong’o Wins in White

Plus, Nia Long, Beyoncé and more stars step out in style.

Lupita Nyong’o  - The Best Supporting Actress winner, Lupita continues to get it right on the red carpet. At the 2014 Critics Choice Awards, her ivory Calvin Klein gown with strappy bandeau top makes her cocoa complexion pop.  (Photo: Ethan Miller/Getty Images)

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Lupita Nyong’o - The Best Supporting Actress winner, Lupita continues to get it right on the red carpet. At the 2014 Critics Choice Awards, her ivory Calvin Klein gown with strappy bandeau top makes her cocoa complexion pop. (Photo: Ethan Miller/Getty Images)

Oprah Winfrey  - Also at the Critics Choice Awards, the media mogul brings the va-va-voom in a rich green gown with ribbed bodice and flowing skirt, finishing the look with a sweet bow accent.  (Photo: Ethan Miller/Getty Images)

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Oprah Winfrey - Also at the Critics Choice Awards, the media mogul brings the va-va-voom in a rich green gown with ribbed bodice and flowing skirt, finishing the look with a sweet bow accent. (Photo: Ethan Miller/Getty Images)

Nia Long  - This look right here is one for the history books. Nia is breathtaking in a floor-grazing black gown with sassy mesh panels, gold jewels and vampy waves at the 2014 Critics Choice Awards.  (Photo: Christopher Polk/Getty Images)

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Nia Long - This look right here is one for the history books. Nia is breathtaking in a floor-grazing black gown with sassy mesh panels, gold jewels and vampy waves at the 2014 Critics Choice Awards. (Photo: Christopher Polk/Getty Images)

Tika Sumpter - The Ride Along actress slips into an impeccable Cushnie et Ochs sheath paired with Louboutin pumps, a severe bob and crimson lip at the movie's NYC premiere.  (Photo: Dave Kotinsky/Getty Images)

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Tika Sumpter - The Ride Along actress slips into an impeccable Cushnie et Ochs sheath paired with Louboutin pumps, a severe bob and crimson lip at the movie's NYC premiere. (Photo: Dave Kotinsky/Getty Images)

Beyoncé - Queen Bey is giving serious attitude in her printed Versace blouse and Versus tights while out and about with Jay — love them.  (Photo: iam.beyonce via Tumblr)  

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Beyoncé - Queen Bey is giving serious attitude in her printed Versace blouse and Versus tights while out and about with Jay — love them. (Photo: iam.beyonce via Tumblr)  

Photo By Photo: iam.beyonce via Tumblr

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Kylie Jenner - Kylie Jenner takes the sidewalks of West Hollywood in an effortless monochromatic ensemble. We’ll have the caged booties and sunglasses, please. Thanks.   (Photo: Splash News)

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Kylie Jenner - Kylie Jenner takes the sidewalks of West Hollywood in an effortless monochromatic ensemble. We’ll have the caged booties and sunglasses, please. Thanks. (Photo: Splash News)

Chrissy Teigen - The swimsuit model flaunts her killer body in sequin playsuit and sparkly stilettos at the Sports Illustrated event in Hollywood.  (Photo: Bridow/WENN.com)

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Chrissy Teigen - The swimsuit model flaunts her killer body in sequin playsuit and sparkly stilettos at the Sports Illustrated event in Hollywood. (Photo: Bridow/WENN.com)

Zoe Saldana - The star’s dress received mixed reviews at the Golden Globes, but we love it and can’t think of any other celeb who could pull off this fashion-forward Prabal Gurung dress.  (Photo by Jason Merritt/Getty Images)

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Zoe Saldana - The star’s dress received mixed reviews at the Golden Globes, but we love it and can’t think of any other celeb who could pull off this fashion-forward Prabal Gurung dress. (Photo by Jason Merritt/Getty Images)

Mix and Match - Actress Rashida Jones, daughter of Quincy Jones, attends the Tory Burch Rodeo Drive Flagship Opening at Tory Burch in Beverly Hills, California. (Photo: Mark Davis/Getty Images for Tory Burch)

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Rashida Jones - Our favorite funny girl keeps things playful in a floral and polka-dot sweatshirt and textured white mini by Tory Burch at the brand’s store opening in Los Angeles. (Photo: Mark Davis/Getty Images for Tory Burch)

Photo By Photo: Mark Davis/Getty Images for Tory Burch

Baby Love - Despite being well into her pregnancy, Ciara shows that she can still fit into a pair of leather pants. She's all smiles as she heads out of her hotel in NYC. (Photo: 247PapsTV / Splash News)

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Ciara - Pregnancy hasn’t slowed her style down. The mom-to-be is spied leaving her NYC hotel in an Acne shearling, Alaia booties, leather pants and a tummy-concealing hoodie. (Photo: 247PapsTV / Splash News)