Image to Base64 Converter
Convert images to Base64 data URLs instantly. Upload an image file and get a Base64-encoded string that can be embedded directly in HTML, CSS, or JavaScript.
Click to upload or drag and drop an image
PNG, JPG, GIF, WebP, SVG, BMP (max 10MB)
File size: 0 KB | Output length: 0 characters
Why use this tool?
Converting images to Base64 is useful for embedding small graphics directly in your code, reducing HTTP requests and simplifying asset management.
- Instant conversion — Get Base64 strings immediately after upload.
- Multiple formats — Supports PNG, JPEG, GIF, WebP, SVG, BMP, and more.
- Private — All processing happens in your browser. Images are never uploaded.
- Live preview — See your image before converting.
How to use
- Click the upload area or drag and drop an image file.
- The image preview appears and conversion happens automatically.
- The Base64 data URL appears in the output field below.
- Click Copy Base64 to copy the result to your clipboard.
Frequently Asked Questions
Base64 image encoding converts an image file into a text string that can be embedded directly in HTML or CSS. The result is a data URL that starts with 'data:image/' followed by the encoded image data.
Base64 images are useful for embedding small icons directly in CSS or HTML, reducing HTTP requests. They're also used in email signatures, data URIs, and when you need to store images as text.
Yes. All conversion happens entirely in your browser. Your images are never uploaded to any server or stored anywhere.
This tool supports all common image formats including PNG, JPEG/JPG, GIF, WebP, SVG, BMP, and ICO. The output format matches the input format.