SVG to Base64 Encoder

What is an SVG to Base64 Encoder?

A tool to get Base64-encoded Data URIs for SVG files or markup. Upload an SVG file or paste inline SVG markup. The raw Base64-encoded SVG and a Data URI are available to copy. Use in CSS: background: url("data:image/svg+xml;base64,..."). No extra HTTP request. Inline SVG as data for backgrounds, img src, or anywhere a data URI is needed.

Features for Designers

A free SVG to Base64 encoder.

Multiple Input

Select file, paste SVG markup, or upload. Flexible input.

Data URI

Get data:image/svg+xml;base64,... for CSS backgrounds.

Raw Base64

Copy raw Base64 string. Use where needed.

URL String

Copy URL string format.

CSS Backgrounds

Easy to use SVGs as CSS background images. No extra HTTP request.

Copy Buttons

One-click copy for each output format.

How To Encode SVG to Base64

Encode in three steps.

Add SVG

Select file, paste markup, or upload SVG.

Encode

Tool outputs URL string, Data URI, raw Base64.

Copy

Copy the format you need. Use in CSS, HTML, or code.

Tips for Base64 SVG

Get the most out of the encoder.

CSS Backgrounds

Data URI avoids extra request. Good for small SVGs.

Size

Base64 adds ~33% overhead. Very large SVGs may be better as files.

Copy Data URI

Full Data URI is ready for url() in CSS.

Great For Designers and Developers

Who benefits from Base64 SVG?

Web Developers

CSS background images. No extra request.

Designers

Inline SVG in designs. Single file export.

Email

Inline images. Email client compatibility.

Build Tools

Get Data URI for build pipelines.

Why Use an SVG Base64 Encoder?

Inline SVG as data.

No Extra Request

Data URI in CSS. One less HTTP request.

Copy Ready

Data URI, URL string, raw Base64. One click.

Flexible Input

File, paste, or upload.

Free

No account. Encode as much as you like.

Technical Details

How the encoder works.

Output

URL string, Data URI (data:image/svg+xml;base64,...), raw Base64.

Input

SVG file, paste markup, or upload.

Use Case

CSS background: url("data:image/svg+xml;base64,...")

Frequently Asked Questions

Have questions? We have answers.