Materialists Dakota Johnson Strapless Blue Dress Glam Look For the #Spitsville afterparty at the 78th Cannes Film Festival on May 19th, Dakota delivered a moment of quiet luxury and vintage sensuality. She wore a custom made @YSL maxi slip dress dakotajohnson wore a strapless black maxi dress by @ferragamo, paired with the brand's Eva pointed toe pumps. She completed the look with a diamond and sapphire necklace and cocktail ring by @roberto_coin. Styled Dakota Johnson's Floral Dress Would Look Perfect on a '90s Rom Com Red Carpet