Logos and icons

W3C makes available a number of logos for technologies it produces as well as for W3C as an organization, for W3C Members, and a few others. We invite you to use the logos to show your support. There are a few conditions for using specific logos; see below or on other pages that list logos.

In most cases, W3C logos and icons may be used without requesting permission from W3C. When the logo usage policy requires that you obtain express written permission, or for specific uses of our logo/brand, please send your request to the W3C Communications Team ([email protected]).

Organization logos

The gif, svg, svg

YesSame as for the W3C icon

W3C Chapter

Formats: 

Formats: 
WCAG 2, HTML5

  • Validator (HTML, CSS, etc.)
  • W3C Web of Things
  • Logo/icon FAQ

    Can I change a W3C logo to fit the look and feel of my site?

    No.

    The W3C logo provides the organization with its visual identity. As a result, there are strict rules for its use. Changing the W3C logo is not permitted, as it defeats the purpose of the logo, which is to be noticed and identified as W3C.

    I saw the "valid" icon displayed on a site but the page is invalid. What should I do?

    We recommend that you write to the site manager and politely bring to that person's attention that there is an inconsistency. W3C does not verify or attempt to enforce validity claims.

    May I serve a copy of the logo from my own site?

    Yes.

    You may create local copies of these logos at your site or include by reference the versions at the W3C site. If you make local copies, you should check periodically for updates from W3C (e.g., to account for small changes or new formats).

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