B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
21
21 -- count of emails passing all automated accessibility checks for HTML marketing emails (2025)
Out of more than 443,000 HTML emails analysed by the Email Markup Consortium, only 21 passed all automated accessibility checks.
Attribution:
View source
Lighthouse Research Team
Last verified:
·
How we verify data →
Source verified
Evidence graded
Value
21
Unit
Count
Data Vintage
2025
Entity
Sample Size
443,000
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
75
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Email Markup Consortium
Primary
Tier B
https://www.laurensherrard.com/blog/how-to-make-emails-accessible ↗
Source Article
10 Ways to Make Your Emails More Accessible
10 Ways to Make Your Emails More Accessible
Can we talk about email accessibility for a minute?
Email accessibility is about making sure everyone can read, understand and interact with your emails, regardless of how they access them. Whether you're sending newsletters, marketing campaigns or client …
Original Research
Email Markup Consortium
· Original study ↗
Methodology
Email Markup Consortium automated accessibility analysis of more than 443,000 emails
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
HTML marketing emails: 21 count of emails passing all automated accessibility checks. Source: Email Markup Consortium (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/emails-passing-accessibility-checks-21
HTML Embed
<blockquote cite="https://lighthousedata.io/data/emails-passing-accessibility-checks-21" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>21</strong> -- count of emails passing all automated accessibility checks for HTML marketing emails<br><small>Source: Email Markup Consortium (2025) · <a href="https://lighthousedata.io/data/emails-passing-accessibility-checks-21" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
Share
Use this data in your work
Copy the citation, embed the widget, or explore thousands more verified marketing statistics -- all free.