This online tool tests if the color combos are compliant with WCAG 2.0 minimum contrast. I like using it to test color combinations for buttons and text colors on different background colors.
When a designer revises an existing corporate palette for accessibility, the real challenge is to sell it to stakeholders. The Designer Colin Shanley shares his insights about testing a color palette for accessibility and how to persuade stakeholders to adopt the changes.
Illustration: Colin Shanley
A classical tool, made by Google in 2014, to help you to build accessible color palette for your user interfaces and measure the accessibility of your own color combinations.