Color converter
Turn a HEX color into matching RGB and HSL values for your stylesheet.
Color & designColor & design
Find the right colors, contrast and proportions.
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Color contrast checker
Check text contrast between two colors against WCAG AA and AAA thresholds.
Color & designCSS gradient generator
Build a two-color linear gradient and copy its ready-to-use CSS.
Color & designAspect ratio calculator
Find an image ratio and calculate a new height for a target width.
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