Alternatives to Accessible Color Generator

A web tool that finds the closest accessible variation of a brand color for a chosen background. The listings below can replace it for an important use case. Each note says what changes if you switch.

The original

Replacements

Listings that take over the same core job as Accessible Color Generator.

  • Accessible Colors

    A web checker that tests text and background contrast against WCAG and suggests the closest passing colors.

    FreeProprietaryWeb

    Accessible Colors also suggests the nearest passing colors for a text and background pair, checks AA and AAA, and bases its results on WCAG 2.0 contrast rules.

  • Contrast Finder

    A web tool that checks color contrast against WCAG and suggests close valid color pairs.

    Contrast Finder is open source under AGPL-3.0 and can be self-hosted, and it lets you choose whether to adjust the text or the background color.

  • WebAIM Contrast Checker

    An online checker that tests foreground and background color contrast against WCAG AA and AAA levels.

    FreeProprietaryWeb

    WebAIM Contrast Checker reports pass or fail for normal text, large text and UI components, and offers shareable permalinks, but you adjust colors yourself with lightness controls.

  • Colour Contrast Analyser

    A free desktop app for checking foreground and background color contrast against WCAG, with eyedropper pickers.

    Colour Contrast Analyser is an open-source desktop app for Windows and macOS with a screen-wide eyedropper and sliders to adjust colors until they pass WCAG 2.2.

  • Colour Contrast Checker

    A web tool that checks foreground and background colour pairs against WCAG contrast levels.

    FreeProprietaryWeb

    Colour Contrast Checker gives AA and AAA pass or fail results with RGB or HSL sliders and Google font previews, instead of suggesting a nearby accessible color.

  • Colorable

    A web tool for testing the contrast of a text and background color pair against WCAG levels.

    FreeProprietaryWeb

    Colorable shows contrast ratio and WCAG level with HSL sliders and random or reverse buttons, leaving you to find the passing variation by hand.

  • Contrast Ratio

    A web tool that calculates the WCAG contrast ratio between a text color and a background color.

    FreeProprietaryWeb

    Contrast Ratio updates the WCAG ratio live as you type and handles semi-transparent colors, but it does not suggest accessible alternatives.

Also worth comparing

These listings name Accessible Color Generator as their own alternative, so the relationship runs both ways.

  • RandomA11y

    A web tool that generates random color pairs meeting WCAG contrast requirements.

    FreeProprietaryWeb

    Accessible Color Generator adjusts a brand color to the nearest accessible variation for a chosen background, with AA and AAA targets, though the page promotes the developer's courses.

Similar software

Related functionality, not a direct replacement.

  • WhoCanUse

    A web tool showing how a text and background color pair looks to people with various vision conditions.

    FreeProprietaryWeb
  • Leonardo

    Adobe's web tool for generating accessible color themes and scales from target contrast ratios.

  • Accessible Palette

    A web tool for building color systems with consistent lightness and WCAG contrast across hues.

    FreeProprietaryWeb
  • Huetone

    An open-source web tool for building predictable, accessible color palettes in the LCH color space.