patterned slip dress Sienna Floral Petal Long hook closure Winona Floral Petal Long Slip

Deep v plunging neckline and crisscross straps in the open back complete the fitted look

But above all, theres one image that has come to define the whole film: Keira Knightley as Cecilia Tallis in that backless dress, a human slinky of shivering green silk as she lights cigarettes, acts on newly voiced desire, and hugs her arms to her shoulders on the steps in the dark as the evening is plunged into something terrible and uncertain

Silver metallics pick up a sapphire or silver gown beautifully

"It's very normal for hair to look different depending on lighting and styling, and that's almost certainly the case here," Oygur said