The precision-balanced palette of paired light and dark — sixteen colors tuned for reading; the theme family's name.
A nineteenth-century photography coinage, solarize, built on Latin sol (the sun), naming a tone reversal caused by extreme light exposure; this colour palette borrowed the word for its precisely tuned pairing of light and dark.
A palette of sixteen colours tuned precisely for reading, paired light and dark — named for a photographic effect of reversed tone, and built here for balance instead of distortion.