A collection of free single-purpose online tools for web developers...
Brought to you by Stefan Judis
(Website, Twitter, GitHub)
and these lovely people:
Automatically find the closest accessible color combination
Compute the contrast ratio between 2 colors
Fix accessibility issues in SVG images exported from tools like Adobe Illustrator
Evaluate the ADA compliance of your brand's color palette.
Check your color palette for accessible combinations
Test many foreground and background color combos for compliance with WCAG 2.0 minimum contrast.
Find good constrasts between two colors
Check your color contrast
Check you color contrast ratio