Image to Base64 Converter
Convert any image to Base64 encoded string for embedding in HTML, CSS, or JSON 🖼️
Upload Image
Base64 Output
Base64 output will appear here
Upload an image to convert
About Image to Base64 Converter
Convert images to Base64 encoded strings that can be embedded directly in HTML, CSS, or JSON. Perfect for developers, designers, and anyone working with web content.
How to Convert Images to Base64
- Upload your image file (JPG, PNG, GIF, WebP, SVG supported)
- Image is instantly converted to Base64 format
- Copy the full Data URL or Base64 string only
- Use it in your HTML, CSS, or save as text file
Key Features
- Instant conversion with live preview
- Full Data URL with MIME type included
- Base64 string only option for APIs
- Copy to clipboard with one click
- Download as text file for storage
- File size comparison (original vs Base64)
- Works with all common image formats
Use Cases
Embed images in HTML emails, inline CSS background images, store images in JSON, reduce HTTP requests for small icons, create single-file HTML documents, use in mobile apps, embed in API responses, and create self-contained web components.
Best Practices
Use Base64 for small images (icons, logos) under 10KB. Larger images should use regular img tags. Base64 increases file size by ~33%, so optimize images first. Consider performance impact on initial page load. Cache Base64 strings when possible.