The trichromatic theory proposed by Young and Helmholtz suggests that when short-wavelength cones are strongly activated, people will perceive colors in the violet to blue range.

Question

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According to the trichromatic theory, short-wavelength cones (also known as blue cones) are responsible for perceiving colors in the blue to violet range.

The Trichromatic Theory Proposed by Young and Helmholtz Suggests That