Oscars 2015
The 87th annual Academy Awards was held at the Dolby Theatre on 22 February in Hollywood. Facebook

Celebrities were in their best looks as they hit the red carpet of the 87th annual Academy Awards held at the Dolby Theatre on 22 February in Hollywood.

American actress Julianne Moore looked elegant in a white Chanel gown. The 54-year-old actress, who is nominated for the Best Actress award for her work in Still Alice, completed the look with Chopard jewels.

Academy Awards 2015
Nominee for Best Actress Julianne Moore arrives on the red carpet for the 87th Oscars February 22, 2015 in Hollywood, California. MARK RALSTON/AFP/Getty Images

American actress and model Dakota Johnson looked ravishing in a bright red Saint Laurent gown. The 24-year-old daughter of actors Melanie Griffith and Don Johnson, completed the look with Forevermark jewels.

Academy Awards 2015
Actress Dakota Johnson attends the 87th Annual Academy Awards at Hollywood & Highland Center on February 22, 2015 in Hollywood, California. Getty

Felicity Jones, who is nominated for Best Actress for her portrayal of Sally Hawkins in the film, The Theory of Everything, stunned in a silvery-gray Alexander McQueen gown.

Academy Awards 2015
Actress Felicity Jones attends the 87th Annual Academy Awards at Hollywood & Highland Center on February 22, 2015 in Hollywood, California. Getty

Victoria's Secret model Behati Prinsloo turned heads in an Armani dress.

Academy Awards 2015
Model Behati Prinsloo attends the 87th Annual Academy Awards at Hollywood & Highland Center on February 22, 2015 in Hollywood, California. Getty

French actress and singer Marion Cotillard kept it simple in a white floor length Christian Dior Couture gown.

Academy Awards 2015
Actress Marion Cotillard attends the 87th Annual Academy Awards at Hollywood & Highland Center on February 22, 2015 in Hollywood, California. Getty

American actress and singer Anna Kendrick wore a floor-length Thakoon coral gown with a diamond collar. The 29-year-old Twilight actress, who will be performing at the event, completed the look with Brian Atwood shoes and Norman Silverman jewellery.

Academy Awards 2015
Actress Anna Kendrick attends the 87th Annual Academy Awards at Hollywood & Highland Center on February 22, 2015 in Hollywood, California. Jason Merritt/Getty Images

Mexican-Kenyan actress Lupita Nyong'o wore a figure-hugging Calvin Klein gown. The 31-year-old actress completed the look with Chopard jewellery and Nicholas Kirkwood shoes.

Academy Awards 2015
Actress Lupita Nyong'o attends the 87th Annual Academy Awards at Hollywood & Highland Center on February 22, 2015 in Hollywood, California. Getty

American actress and singer Jennifer Lopez wore a nude Elie Saab gown, featuring bead work. The 45-year-old completed the look with a Salvatore Ferragamo clutch.

Academy Awards 2015
Singer Jennifer Lopez at the 87th Academy Awards in Hollywood, California February 22, 2015. Reuters

Rita Ora wore a royal blue, satin Marchesa gown with gold embellishments.

Academy Awards 2015
Singer songwriter Rita Ora arrives at the 87th Academy Awards in Hollywood, California February 22, 2015. Reuters

American actress and model Chloe Grace Moretz opted for a strapless Miu Miu gown.

Academy Awards 2015
Actress Chloe Grace Moretz at the 87th Academy Awards in Hollywood, California February 22, 2015. Reuters

Australian actress and film producer Nicole Kidman looked classy in a sequined strapless gown with a vibrant red belt.

Academy Awards 2015
Actress Nicole Kidman attends the 87th Annual Academy Awards at Hollywood & Highland Center on February 22, 2015 in Hollywood, California. Getty/Kevin Mazur/WireImage

American actress and producer Reese Witherspoon wore an off-the-shoulder Tom Ford gown.

Academy Awards 2015
Actress Reese Witherspoon poses on the red carpet for the 87th Oscars on February 22, 2015 in Hollywood, California. MLADEN ANTONOV/AFP/Getty Images

American actress and model Scarlett Johansson an emerald green Versace dress, which featured a deep V-neck. The 30-year-old actress completed the look with matching necklace.

Academy Awards 2015
Actress Scarlett Johansson attends the 87th Annual Academy Awards at Hollywood & Highland Center on February 22, 2015 in Hollywood, California. Getty

American actress and singer Gwyneth Paltrow was seen in a custom Ralph & Russo pink one sleeve gown with a giant flower on the shoulder.

Academy Awards 2015
Actress Gwyneth Paltrow at the 87th Academy Awards in Hollywood, California. Reuters

American actress Jessica Chastain wore a midnight blue and black Givenchy gown. She teamed it up with Piaget jewels.

Academy Awards 2015
Actress Jessica Chastain at the 87th Academy Awards in Hollywood, California Reuters

American actress Jennifer Aniston wore a figure hugging Versace dress and matched it with Fred Leighton jewellery.

Academy Awards 2015
Actress Jennifer Aniston at the 87th Academy Awards in Hollywood, California. Reuters

American actress Emma Stone was seen in a long-sleeve, beaded green gown by Elie Saab.

Academy Awards 2015
Actress Emma Stone at the 87th Academy Awards in Hollywood, California. Reuters

American actress, film director, and producer Laura Dern wore a strapless, metallic gown by Alberta Ferretti. The 48-year-old, who is nominated for best supporting actress for playing Reese Witherspoon's mother in Wild, completed the look with Bulgari jewels.

Academy Awards 2015
Actress Laura Dern attends the 87th Annual Academy Awards at Hollywood & Highland Center on February 22, 2015 in Hollywood, California. Jason Merritt/Getty Images