bright chartreuse (Pantone):

Therefore in writing of decimall parts let the separatrix be always used.

The choir and congregation were evidently assembled for a shouting-match; each tuneful throat seemed emulous to outstrain the rest.

Assume for the moment that you are trying to explain red to someone who has been blind from birth. You want to convey the idea as clearly as possible. Would you use metaphor, or just tell them the wavelength? I would use my omnipotence to make them no longer blind, and then I would will them to understand every color including infrayellow and bleen.