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Does CSS color-scheme CSS property Work in HTML Email?

Changes the default colors of HTML elements. Useful for when you want an email to display only in a dark color scheme or only a light scheme, regardless of user settings

Quick Answer

Does color-scheme CSS property work in HTML email?

The CSS color-scheme CSS property property is supported in Apple Mail, Samsung Email, Thunderbird, ProtonMail. It is NOT supported in Gmail, Outlook (Windows), Outlook (Mac / Web), and others. Always include a safe fallback for unsupported clients.

Which Email Clients Support CSS color-scheme CSS property?

CSS support for color-scheme CSS property across email clients

Email ClientDesktopMobile / WebNotes
Gmail✗ No✗ No
Outlook (Windows)✗ No?
Outlook (Mac / Web)✗ No✗ No
Apple Mail✓ Yes✓ Yes
Yahoo! Mail✗ No✗ No
Samsung Email?✓ Yes
Thunderbird✓ Yes?
ProtonMail✓ Yes✗ No
Fastmail✗ No?

Notes

  • #1 Works only the html/root element
  • #2 Buggy. The property is supported but does not work due to a prefix added by the webmail on the rule selector.

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color-scheme CSS property.

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