Image to Base64
Convert any image file to Base64 data URL instantly.
Base64 output
## What does Image to Base64 do? Convert any image file to Base64 data URL instantly. This free online tool runs entirely in your browser, ensuring your data stays private.
How to use Image to Base64
- 1
Upload image
Select an image file from your device.
- 2
Generate Base64
The data URL is created automatically.
- 3
Copy the result
Copy and use the Base64 string in HTML, CSS, or apps.
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Frequently Asked Questions
What is Base64 image data?
It is a text representation of image bytes, often used in data URLs.
Can I embed it in HTML?
Yes. Base64 data URLs can be used in img src and CSS backgrounds.
Is there a file size limit?
Very large files may be heavy for browsers, but normal images work fine.
Does the tool keep the original format?
Yes. The generated data URL uses the uploaded image MIME type.
Is my file uploaded?
No. Conversion runs locally.