Image to Base64 Converter
Convert images to Base64 data URIs for embedding in HTML, CSS, or APIs.
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Click to upload or drag and drop an image
Supports PNG, JPG, GIF, SVG, WebP, BMP, ICO
About Image to Base64
- What it does — Encodes an image file into a Base64 string that can be used as a data URI.
- Common uses — Inline images in HTML/CSS, embedding in JSON APIs, email signatures, reducing HTTP requests.
- Data URI format — data:image/png;base64,iVBORw0KGgo...
- Size note — Base64 encoding increases file size by ~33%. Best for small icons and thumbnails.
All processing happens locally in your browser. No files are uploaded to any server.