Cate Blanchett, best actress nominee for "Tar," wore a draped azure top over a black skirt with a train.
Several attendees took advantage of the indoor lights to don shimmery silver dresses or gowns encrusted with reflective materials.
Ana de Armas, best actress nominee for "Blonde," wore a silver column dress with a flamenco dancer-like flounce on the bottom.
Education activist Malala Yousafzai, executive producer of documentary short film "Stranger At The Gate," wore a shimmery silver hooded gown.
Several women opted for gowns with high-cut slits, including Nicole Kidman in a shimmery black gown and Cara Delevingne in a dramatic red dress.