Image to Base64
Convert an image to a Base64 data URL.
How to use this tool
- 1Upload an image.
- 2The Base64 data URL is generated instantly.
- 3Copy it and embed it in your HTML, CSS, or code.
Frequently asked questions
When should I use Base64 images?
For small icons or images embedded directly in CSS/HTML to avoid extra requests. Large images are better served as files.
Why is the Base64 string bigger than my file?
Base64 encoding adds roughly 33% overhead compared to the binary file size.