Overview
Checks color contrast on the current page against WCAG contrast requirements.
Simple WCAG Contrast Checker helps web developers and designers verify color contrast compliance directly in the browser — no external tools, no login, no setup required. HOW IT WORKS Click the extension icon to open the inspector panel on any webpage. The extension automatically scans all visible text elements, calculates their contrast ratio, and highlights elements that fail the selected WCAG standard. FEATURES - WCAG AA and AAA standard toggle - Full-page scan highlights all failing text elements with red overlay and contrast ratio - Click any highlighted element to inspect and edit its colors in real time - Live contrast ratio updates as you adjust foreground and background colors - Copy CSS selector to clipboard with one click - Draggable and resizable inspector panel - Panel transparency control - Remembers panel position, size, opacity, and selected standard across sessions - Shadow DOM isolation — panel never conflicts with host page styles - Press Esc to close WHO IS THIS FOR - Front-end developers building accessible web interfaces - Designers verifying color contrast before handoff - QA testers running WCAG compliance checks WCAG CONTRAST STANDARDS - AA: 4.5:1 for normal text · 3:1 for large text (24px+ or bold 18.6px+) - AAA: 7:1 for normal text · 4.5:1 for large text PRIVACY The extension does not collect, store, or transmit any personal data. All contrast analysis runs locally in your browser. Preferences are saved locally via Chrome's storage API and never leave your device. Privacy policy: https://hardawebpro.com/support/privacy-policy-simple-wcag-contrast-checker/
Details
- Version1.0.0
- UpdatedJune 24, 2026
- Size519KiB
- LanguagesEnglish (United States)
- DeveloperBudi HaryonoWebsite
Jln. Mujahidin 1 No.112, RT/RW 002/008, Kreo Selatan, Larangan Kota Tangerang, Banten 15156 IDEmail
mail.budiharyono@gmail.comPhone
+62 822-3356-6320 - TraderThis developer has identified itself as a trader per the definition from the European Union and committed to only offer products or services that comply with EU laws.
Privacy
This developer declares that your data is
- Not being sold to third parties, outside of the approved use cases
- Not being used or transferred for purposes that are unrelated to the item's core functionality
- Not being used or transferred to determine creditworthiness or for lending purposes
