About this tool
Base64 turns an image's bytes into text, which lets you embed it inside an HTML or CSS file without a separate file.
The resulting text is about a third larger than the image, so it's best used only for small images, like icons.
Home / Image to Base64
Convert Image to Base64
Get the Base64 code of an image, ready to paste into your HTML, CSS, or JSON.
No sign-up and nothing uploaded to a server: everything happens in your browser. See for yourself.
How to use: Image to Base64
- Select your image.
- Copy the Data URI, the <img> tag, or just the Base64.
- Paste it wherever you need it.
Frequently asked questions
Are my files uploaded to a server?
No. Everything is processed inside your browser, and your files never leave your device.
What is a Data URI?
It's the image written as text, in the format data:image/png;base64,… , which the browser can display directly.
How do I turn the text back into an image?
With the “Base64 to Image” tool.