Chanel Iman Hannah Bronfman Amanda Righetti

From white ensembles, to shades of green, to purple hues, we were impressed by the colorful display of looks we saw on guests in NYC last night. Chanel Iman went for a winter wonderland theme at the "Mandela: Long Walk to Freedom" screening, while Amanda Righetti stunned in a strapless, oxblood gown at the 41st International Emmy Awards. Click through to see their looks, as well as the other impressive ladies who grabbed our attention on Monday night.