Is URL encoding better than Base64?

For SVG, URL encoding is often shorter and easier to inspect than Base64.

Can I use the output in CSS?

Yes. The tool provides a CSS background-image snippet.

No. Optimize separately if you want the shortest output.

Convert

Convert SVG markup into URL-encoded data URIs and CSS background-image snippets.

Convert SVG markup into URL-encoded data URIs and CSS background-image snippets.

Choose an SVG file, paste SVG markup, or load the sample to begin.

Page context

SVG to Data URI converts SVG markup into a URL-encoded data URI and a ready-to-copy CSS background-image snippet.

Use data URIs for small icons, CSS backgrounds, demos, documentation snippets, and single-file prototypes.

The converter validates the SVG and URL-encodes characters that commonly break CSS or HTML embedding.