beatnik
A social movement and associated fashion style from the 1950s, focused on intellectualism and anti-materialism. The fashion worn by members of the subculture was highly minimalist, utilizing palettes of black, white, greys and browns.
Berets and turtleneck sweaters are most associated with the style, though other common elements include striped clothing, sunglasses, pencil skirts, blazers, and patterned handbags.