Jennifer Lawrence swiftly resumed back to Katniss the day after she won the Best Actress Oscar on Monday, Feb. 25.

Lawrence, 22, was seen exiting a hair salon sporting jet black hair several hours after she partied all night to celebrate winning her first Academy Award. The Oscar winner dyed her hair for her role as Katniss Everdeen for Hunger Games: Catching Fire.

View the photos of Jennifer Lawrence's new hair color here

Lawrence was seen leaving Rossano Ferretti Hair Spa in Beverly Hills into a waiting car after she underwent a hair color transformation by colorist Lori Goddard.

The actress arrived wearing golden locks, was "cheery" and told everyone she was headed to Hawaii this week to work on the Hunger Games sequel, according to Too Fab.

Lawrence won the Academy Award for Best Actress at the 2013 Academy Awards at the Dolby Theatre on Sunday, Feb. 24. The 22-year-old actress was stunning on the red carpet in her white strapless Dior Haute Couture dress. she accessorized the floor-sweeping gown with Chopard jewels, a Roger Vivier clutch, and Brian Atwood shoes.

Lawrence won for her work in Silver Linings Playbook.

Her performance as a recovering window-turned-sex addict in the romantic comedy had already earned her the Screen Actors Guild Award, Golden Globe Award, Independent Spirit Award, Satellite Award this year.

At age 20, she was the third-youngest actress ever to be nominated for the Academy Award for Best Actress.

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Jennifer Lawrence, Celebrity haircuts, Oscars 2013, The Hunger Games