Which groundbreaking color psychology study, conducted in the 1940s, established the concept of 'color temperature' that revolutionized how brands select their visual identities?

The psychology of color plays a crucial role in how we perceive and remember brands. Did you know that certain colors can increase brand recognition by up to 80%? Companies spend millions researching which colors will trigger the right emotional responses in consumers. This trivia question explores a fascinating discovery in the field of brand color psychology that changed how companies approach their visual identities.

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The Luscher Color Test by Max Luscher (1947)
The Munsell Color System by Albert Munsell (1942)
The Chromatic Theory by Wilhelm Ostwald (1944)
The Color Harmony Index by Johannes Itten (1946)