Which food company specifically chose its signature color after research showed it stimulated appetite more than any other color?

The colors used in food industry branding aren't chosen randomly - they're carefully selected to evoke specific emotions and responses from consumers. Color psychology plays a crucial role in how we perceive food products and can significantly impact purchasing decisions. This poll tests your knowledge about the strategic use of brand colors in the food and beverage industry. Can you identify which major food brand recognized the powerful psychological impact of their signature color?

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McDonald's (Golden Arches Yellow)
Coca-Cola (Vibrant Red)
Starbucks (Forest Green)
Tiffany's (Teal Blue)