Image to Base64 Converter
Convert an image into a Base64 data URL you can paste directly into HTML or CSS. Runs entirely in your browser.
Click to upload or drag and drop
Select an image file
Common uses
- Embedding a small image directly in HTML or CSS without a separate file request
- Passing image data through systems that only accept text
Frequently asked questions
Does Base64 make the file smaller?
No — Base64 encoding actually makes data about 33% larger than the original binary file. It's used for embedding convenience, not compression.