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Image to Base64 Converter
Convert any image to a Base64 encoded string for embedding directly in HTML, CSS, or JavaScript.
Your images never leave your device — 100% browser-based processing
Drop your image here, or click to browse
Supports JPG, PNG, WebP, GIF, SVG, BMP • Paste from clipboard
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How Does This Work?
Base64 encoding converts binary image data into a text string. This string can be used directly in HTML <img> tags, CSS background-image properties, or JavaScript code — no separate file needed.
Frequently Asked Questions
When should I use Base64 images?
Base64 is ideal for small icons, logos, and images under 10KB that you want to inline in HTML/CSS to reduce HTTP requests.
Is Base64 larger than the original?
Yes, Base64 encoding increases file size by approximately 33%. Use it only for small images.
Privacy Notice: All image processing happens directly in your browser. Your images are never uploaded to any server. PixelTools is free to use and supported by advertising.