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Email Accessibility Standards

WCAG-compliant accessibility checks for email content

emailaccessibilitywcaga11y
Version 1.0.0Updated Dec 29, 2025
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Checks

Non-text content has alt text

All images must have alt attributes

WCAG A compliance

critical

Contrast minimum (4.5:1)

Text must have 4.5:1 contrast ratio

WCAG AA compliance

critical

Non-text contrast (3:1)

UI components need 3:1 contrast

WCAG AA compliance

major

Keyboard accessible

All functionality available via keyboard

WCAG A compliance

critical

Bypass blocks

Skip navigation links present

WCAG A compliance

major

Link purpose

Link text describes destination

WCAG A compliance

major

Language of page

HTML lang attribute present

WCAG A compliance

critical

On input

Input doesn't cause unexpected context change

WCAG A compliance

major

Name, role, value

Form inputs have proper labels

WCAG A compliance

critical