The Email Markup Consortium’s 2026 report analyzed 376,348 emails. Eight passed every accessibility check—0.002%. Nearly all the failures were rated serious or critical, and yet most of the fixes are small, mechanical changes. That combination—near-universal failure, trivial remediation—is what makes this a yes.
Who accessibility actually serves
- Assistive technology. Screen readers, braille displays, low-vision zoom, right-to-left languages. For these readers, document structure isn’t decoration—it’s the only way to navigate a message.
- Every reader, situationally. A phone in bright sun, an inbox that forces dark mode, a client auto-translating your copy. Accessibility failures degrade all of it.
- Machines acting for humans. Mail clients and operating systems increasingly summarize, extract, and act on email. Accessible email is machine-readable email—the same structure that helps a screen reader helps the agent triaging someone’s inbox.
The six mechanical fixes
- Language and direction attributes (
lang,dir)—so screen readers pronounce your words in the right language and translation tools know what they’re looking at. - Mark layout tables as presentational (
role="presentation")—email layout still leans on tables; without the role, assistive tech reads your two-column design as tabular data. - A real semantic outline—headings that are headings, not styled
<div>s. Structure is navigation. - Descriptive links and alt text—“View your invoice”, not “click here”; images described or explicitly decorative.
- A
<title>tag—trivial, near-universally missed. - Color contrast—which, tested honestly, also catches the gray-on-gray footer text nobody can read in sunlight.
If you build with a maintained framework (React Email templates, for instance), several of these come along by default—but “the framework probably handled it” is worth one audit to confirm.
The verdict logic
No qualifier on this one. There’s no volume threshold below which excluding readers is fine, the fixes cost minutes, and the same markup quality pays you back in every context from dark mode to AI assistants. This is the rare email question where the right thing and the cheap thing are the same thing.