Skullvalanche on Nostr: https://academo.org/demos/wavelength-to-colour-relationship/ I'm going with 491 nm as ...

https://academo.org/demos/wavelength-to-colour-relationship/

I'm going with 491 nm as the tipping point. 490 is bluish. 492 is greenish. 491 could go either way, possibly depending on what device I'm viewing it on.