Initializing, please wait a moment
Color Contrast Checker (WCAG) Vs Alternativen
Color Contrast Checker (WCAG) ist eine von drei gaengigen Wegen, Kontrast zu pruefen: dieses Browser-Tool, eine Desktop-Accessibility-App oder ein Online-Checker mit Upload.
Color Contrast Checker (WCAG) Vs Alternativen
| Aspect | This tool | Desktop app | Upload checker |
|---|---|---|---|
| Wohin die Farben gehen | Bleiben in diesem Tab | Bleiben auf diesem Geraet | Werden auf einen Server hochgeladen |
| Installation | Nein | Ja | Nein |
| Ohne Konto | Ja | Ja | Variiert |
| Formel | Relative Luminanz W3C (WCAG 2.1) | Variiert | Variiert |
| Am besten fuer | Schnelle HEX-Paar-Checks | Volle Audits offline | Team-Workflows mit Cloud-Konto |
Waehle diese Seite, wenn du zwei HEX hast, AA- / AAA-Urteile auf einen Blick willst und weder Upload noch Installation moechtest.
Why trust these tools
- Ten-plus years of web tooling. The freetoolonline editorial team has shipped browser-based utilities since 2015. The goal has never changed: get you to a working output fast, without an install.
- No install, no sign-up. Open a tool and get a working output in seconds - nothing to download and no account to create. Tools that need heavy processing run it on our service, so even a low-powered machine gets the job done.
- Analytics stops at the page view. We measure which pages get visited, not what you type or upload inside a tool. There is nothing to sign in to and no profile is attached to your input.
- Open-source core components. The processing engines underneath (libheif, libde265, pdf-lib, terser, clean-css, ffmpeg.wasm, and others) are public and audit-able. We link to each one in its tool page's footer.
- Free, with or without ads. All tools are fully functional without sign-up. The Disable Ads button in the header is always available if you need a distraction-free run.