KWCAG A11y Inspector

by bearholmes · Developer Tools

Manifest V3 Free

View in Chrome Web Store Data as of 15 Oct 2026

KWCAG 2.1.3 operable criteria measurement tool

Users

1,000

0 in 30 days

Rating

0.0 / 5

unchanged in 30 days

Ratings

0 in 30 days

Store rank

#31K

#26K among extensions

Version

1.0.0

updated 3 Dec 2025

Users

monthly, 3 years

Latest, 15 Oct 2026: 1,000 usersMove the mouse over the chart for any month

Ratings count

monthly, 3 years

Latest, 15 Oct 2026: 0 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About KWCAG A11y Inspector

KWCAG A11y Inspector helps web developers and accessibility professionals verify KWCAG 2.1 and WCAG 2.2 compliance. ✨ Key Features • Real-time Element Inspection - Measure interactive elements in pixels and millimeters - Validate KWCAG 2.1.3 (minimum 6mm diagonal) - Validate WCAG 2.5.8 Level AA (24×24px minimum) - Validate WCAG 2.5.5 Level AAA (44×44px minimum) • Color Contrast Checker - Calculate luminance contrast ratios - WCAG 1.4.3 compliance (AA: 4.5:1, AAA: 7:1) - Real-time validation during inspection • Manual Calculator - Convert pixel dimensions to millimeters - Verify design mockups - Test static images and non-DOM elements 🎯 How to Use 1. Click the extension icon to activate inspector 2. Hover over elements to see measurements 3. Right-click → "Open Manual Calculator" for manual input 4. Press ESC to pause/resume ⚙️ Customizable Settings - Monitor size and screen resolution - Border color, style, and thickness - Display toggles (contrast check, box model) 🔒 Privacy First - No data collection - All calculations performed locally - Open source code available on GitHub Perfect for accessibility audits, WCAG compliance testing, and web development workflows.