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@Fawn@ohai.social there is speculation that Newton included indigo only to be able to have 7 colours (a theologically preferred number), and there are only 6 distinct colours in the rainbow.
@Fawn@ohai.social there is speculation that Newton included indigo only to be able to have 7 colours (a theologically preferred number), and there are only 6 distinct colours in the rainbow.
@ijk64 @Fawn I always figured it was to make Roy G Biv a better mnemonic
Anyway I’m colorblind so most discussions of color subtleties go way over my head 😅