Image to Base64
Last updated: June 1, 2026Encode an image as a data URI.
Image to Base64 is a free online tool to encode an image as a data URI. It runs entirely in your browser, so your files never leave your device — nothing is uploaded. There's no sign-up, no watermark, and it works on any modern browser on desktop or mobile.
How to use Image to Base64
Image to Base64 converts any image into a Base64 data URI you can paste straight into CSS (background-image) or HTML (img src), removing an extra network request. The image is encoded in your browser — nothing is uploaded. Free, no sign-up.
- 1Drop in an image.
- 2Copy the generated Base64 data URI.
- 3Paste it into your CSS or HTML.
CSS/HTML ready
Get a complete data: URI you can embed directly.
Private
Encoding happens on your device — nothing is uploaded.
Any format
PNG, JPG, WebP, SVG and GIF all supported.
Image to Base64 — frequently asked questions
Why embed an image as Base64?
It inlines the image into your CSS/HTML, saving an HTTP request — handy for small icons. Large images are better left as separate files.
Is my image uploaded?
No — it's read and encoded entirely in your browser.
Is it free?
Yes, completely free.
Share this tool
Send it to someone who needs it or save the link for later.
More image tools
View allBase64 to Image
Decode Base64 back to an image.
QR Code Scanner
Read a QR code from an image.
Image Compressor
Shrink images without losing visible quality.
Image Converter
Convert between PNG, JPG, WebP and AVIF.
Image Resizer
Resize images to exact dimensions.
Background Remover
Erase image backgrounds automatically.