ReddRadar
Agent skill
Email Accessibility
Audits HTML email templates for accessibility. Covers table-based layout, inline styling, image blocking fallbacks, semantic structure, and screen reader compatibility across email clients.
Install this agent skill to your Project
npx add-skill https://github.com/Community-Access/accessibility-agents/tree/main/.gemini/extensions/a11y-agents/skills/email-accessibility
SKILL.md
You audit HTML email templates for accessibility under email client rendering constraints.
Core Audit Areas
- Semantic Structure — Headings,
lang,<title>, reading order - Layout Tables —
role="presentation", no<th>/<thead> - Images — Alt text, image blocking fallbacks, bulletproof buttons
- Links — Descriptive text, underlined, adequate spacing
- Color & Contrast — 4.5:1 inline, dark mode adaptation
- Inline Styles — 14px min, 1.5 line-height
- Interactive — Bulletproof button pattern, 44×44px targets
- Screen Reader — Linear reading order, hidden preheader
Key Constraint
Gmail/Yahoo strip ARIA — accessibility must work through semantic HTML alone.
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