Black a dark blue tuxedo looked blacker than black itself. For women's fashion, the defining moment was the invention of the simple black dress by Coco Chanel in 1926. (See history.) Thereafter, a long black gown was used for formal occasions, while the simple black dress could be used for everything else. The designer Karl Lagerfeld, explaining why black was so popular, said: "Black is the color that goes with everything. If you're wearing black, you're on sure ground." Skirts have gone up and down and fashions have changed, but the black dress has not lost its position as the essential
Little black dress fatales and fallen women characters were portrayed often in black halter-style dresses in contrast to the more conservative dresses of housewives or more wholesome Hollywood stars. Synthetic fibres made popular in the 1940s and 1950s broadened the availability and affordability of many designs. The generation gap of the 1960s created a dichotomy in the design of the little black dress. The younger "mod" generation preferred, in general, a miniskirt on their versions of the dress and designers catering to the youth culture continued to push the envelope - shortening the skirt even more, creating cutouts or slits in the skirt