What a 26-page WCAG-EM sample missed in a 1,342-page build
W3C shipped WCAG-EM 2.0 in July 2026. I sampled 26 pages by its procedure, then swept the whole 1,342-page build. The sample caught one of four defect types.
Tags
a11y
6 posts
WCAG 2.2 Target Size: the AA Failure Behind a Green 92
22×22 pagination links your thumb keeps missing still scored 92 on Lighthouse. I measured WCAG 2.2 SC 2.5.8 (24×24) two ways and coded the spacing exception.
What axe-core Misses After Reporting Zero Violations
I seeded eight WCAG barriers into a checkout page and ran axe-core. It caught the four rule-based ones and missed the four needing human judgment entirely.
A wrong accessible name breaks voice control and AI agents
aria-label can make the accessibility tree announce a word no one sees. A reproduced WCAG 2.5.3 Label in Name failure, with Agentic Browsing going 0 to 100.
Why color-contrast Disappears When You Put axe-core in CI
axe-core in jsdom catches structural a11y violations without a browser, but color-contrast comes back incomplete, not pass. Why it happens, and how to split CI into two tiers.
Lighthouse Accessibility 55 to 100: Fixing WCAG Failures
A demo bakery page scored 55 on a Lighthouse accessibility audit. Here's the log of fixing six WCAG failures to reach 100, plus a keyboard trap the tool missed.