Which color dominates the brand identity of 3M's science division, chosen specifically to evoke feelings of reliability, precision and technological advancement?

The psychology of color plays a crucial role in scientific retail environments, from pharmaceutical companies to laboratory supply stores. Colors can influence purchasing decisions, brand perception, and even how customers perceive the efficacy or trustworthiness of scientific products. This trivia question explores how one major scientific company strategically employs color psychology in its brand identity.

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Blue (specifically a deep royal blue)
Green (a vibrant emerald tone)
Red (a bright, energetic scarlet)
Purple (a rich, innovative violet)