Which major food company made headlines in 2009 by dramatically changing their iconic logo's background color from red to blue, only to revert back after massive customer backlash?

The visual identity of food brands is carefully crafted to evoke specific emotional and psychological responses. Color psychology plays a crucial role in food marketing, with each hue designed to trigger particular associations with taste, quality, and brand personality. This trivia question explores a significant color change that shocked the food industry and challenged conventional branding wisdom.

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Tropicana
Coca-Cola
Heinz Ketchup
Doritos