The green dress which Keira Knightley wore in Atonement (2007) has been named "the best of all time" by InStyle Magazine, exceeding some classics as Audrey Hepburn's little black dress in Breakfast Keira Knightley Harper's Bazaar Women of the Year Awards October 31, 2016 Star Style Atonement dress, Keira Knightley, Green Dress UK Velvet Birdcage Nominated for her lead role in 'If I had Legs I'd Kick You', #RoseByrne wears a custom emerald green silk gown by @chanel at the 2026 Golden Globes. Delicately draping down the Keira Knightleys emerald green dress in Atonement (2007) has become one of the most iconic costumes in film history. Designed by Jacqueline Durran, the silk gown perfectly captured 1930s elegance