delta method to calculate the perceived color difference between two colors ❤️ @EricRovellmix plugin by adding new tints, tones and shades methods ❤️ @EricRovellclosest option of toName method allows you to find the closest color if there is no exact matchisEqual method ❤️ @EricRovellhue and rotate methodsgetFormat utilitydeg, rad, grad, turn)isValid methodnull input in the parserstoRgba to toRgb, etc)