Overview: Purple has long stood for royalty, spirituality, and mystery—but it turns out, it’s not even a “real” color in the scientific sense. Unlike red or green, purple doesn’t have its own wavelength. It’s a color your brain invents by combining red and blue light. Technically, it’s a non-spectral color—one you’ll never find in a … Continue reading The Color Purple: The Color That Technically Doesn’t Exist