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Continue to ChatQuery : WCAG contrast ratio formula & How they translated into wide gamut? Why the highest contrast ratio in WCAG is 21:1, not 256:1? Can anyone explain the concept of the formula to me, in laymen's https://vmapp.org/query/64184/WCAG-Contrast-Ratio-Formula-How-They-Translated-Into-Wide-Gamut-Why-The-Highest-Contrast-Ratio-In-WCAG-Is-21-1-Not-256-1-Can-Anyone-Explain-The-Concept-Of-The-Formula-To-Me-In-Laymen-S/