Convert images to Base64 encoded strings for embedding in HTML, CSS, and JSON. No server upload needed.
Want to jump straight in? Use our free Image to Base64 tool directly.
Navigate to the Image to Base64 converter on UtilsNow. Process images locally in your browser.
Drag and drop an image or click to browse. Supports PNG, JPG, WebP, GIF, SVG, and other formats.
The tool converts the image to a Base64 encoded string with the appropriate data URI prefix (data:image/png;base64,...).
Copy just the Base64 string, the full data URI, an HTML <img> tag, or a CSS background-image property.
Paste the Base64 string into your HTML, CSS, or JSON. This eliminates the need for a separate image file and HTTP request.
Use our free Image to Base64 tool — no signup, no uploads, works directly in your browser.
Open Image to Base64Base64 images can be embedded directly in HTML and CSS, eliminating extra HTTP requests. This is useful for small icons, email templates, and single-file HTML documents.
No, Base64 increases file size by ~33%. Use it for small images (under 10KB) like icons and logos. For larger images, use regular file references.
Yes, you can decode a Base64 string back to an image file. The tool also supports decoding when you paste a Base64 string.