this post was submitted on 03 Apr 2025
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Science Memes

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[–] Knock_Knock_Lemmy_In@lemmy.world 1 points 1 day ago (1 children)

For pink light to be perceived, it needs red cones to fully react, and both green and blue cones to only partially activate.

https://gizmodo.com/if-the-color-pink-doesnt-scientifically-exist-why-can-1464266788

[–] sfu@lemm.ee 1 points 2 hours ago (1 children)

The definition of color from Merriam/Webster.

a : a phenomenon of light (such as red, brown, pink, or gray) or visual perception that enables one to differentiate otherwise identical objects b (1) : the aspect of the appearance of objects and light sources that may be described in terms of hue, lightness, and saturation (see SATURATION sense 4) for objects and hue, brightness, and saturation for light sources

Wavelength of green light = 550nm

Wavelength of pink light = N/A