Image
Image to Base64
Drop or select an image to instantly encode it as a Base64 data URL right in your browser — nothing is uploaded. Preview the image, see file size and encoded length, and copy the data URL, an image tag, or a CSS background snippet.
Examples
Input · Output truncated; the full data URL is shown in the tool.
logo.png (12 KB)
Output
data:image/png;base64,iVBORw0KGgoAAAANSUhEUg...
How to use Image to Base64
Add an image
Drag an image onto the dropzone or click to browse your files.
Review the encoding
See the thumbnail, file size, and Base64 length in the summary.
Copy the format you need
Copy the raw data URL, an image tag, or a CSS background-image snippet.
Why use this tool
100% local, no uploads
Thumbnail preview
Size and length summary
Copy as data URL, img, or CSS
Frequently asked questions
No. Encoding happens entirely in your browser using the FileReader API.
You can copy the data URL, a ready image tag, or a CSS background-image rule.
Discussion
Share feedback or ask a question about this tool.
Comments are stored to a moderated queue via the API.