Color Contrast tools¶
Contrast Ratio¶
By Lea Verou.
Accessibility Color Wheel¶
Find an accessible color pair and compare contrast with simulation of three types of color deficiency: deuteranopia, protanopia and tritanopia.
Color Safe¶
Accessible color palettes based on WCAG Guidelines of text and background contrast ratios.
Color Palette Accessibility Evaluator¶
Online tool for analyzing color combinations that meet WCAG 2 a11y specifications.
Contrast Analyzer¶
Standalone tool; provides a pass/fail check for WCAG 2.0 contrast criteria; simulates certain visual conditions.