Download Logos and Lockups Graphic identity files are available for download in print (CMYK) format, web and electronic (RGB) color formats, and as a PNG file. Where possible, transparency has been ...

The Web standards group clarifies that its HTML5 logo really is just for HTML5. To tout your site's use of WOFF, SVG, and CSS, there are smaller, gray icons.

The proposed HTML5 logo "is a general-purpose visual identity for a broad set of open web technologies, including HTML5, CSS, SVG, WOFF, and others," according to the FAQ page.