Harnessing the Technicolor RainbowLike Dorothy waking up over the rainbow in the Land of Oz, Hollywood discovered a vivid new world of color in the 1930s. The introduction of three color Technicolor technology in 1932 gave filmmakers a powerful tool with which to guide viewers' attention, punctuate turning points, and express emotional subtext. Although many producers and filmmakers initially resisted the use of color, Technicolor designers, led by the legendary Natalie Kalmus,