aDesigner is a disability simulator that helps designers ensure that their content and applications are accessible and usable by the visually impaired.

A tool for making custom branded color palettes for web and UI design that are built from the ground up to meet WCAG contrast accessibility guidelines

A website for getting different information for colors (different formats, complementary color) , especial a color blindness simulator.

Create inclusive experiences with the provided tools and guidance.

Free and open source. Solve accessibility issues before they reach your customers.

Colour contrast checker to check for accessibility issues.