Which company was the first to use scientifically-backed color psychology research to completely redesign its logo and packaging in the 1960s, pioneering the field of neuromarketing decades before the term existed?

The intersection of consumer psychology and brand history has shaped how we perceive products today. Throughout history, certain companies made revolutionary discoveries about how visual elements, colors, and symbols trigger specific emotional responses in consumers. This poll tests your knowledge about a pivotal moment when scientific understanding of consumer psychology transformed brand identity forever.

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Pepsi-Cola, which used red and blue to create tension and excitement after studies showed these colors increased appetite and impulsivity
McDonald's, which adopted the golden arches after research showed yellow triggered the strongest hunger response and highest visibility from distances
Coca-Cola, which refined its red branding after commissioning psychological studies showing red created urgency and passion while increasing heart rate
IBM, which switched to blue after research demonstrated blue projected reliability and trustworthiness for technology products