Image to Base64 Converter — Data URLs for HTML & CSS
Drop an image and get a Base64 data URL ready to embed in HTML, CSS, or JSON. Supports JPEG, PNG, GIF, and WebP. Runs in your browser — nothing uploaded.
Keywords: image to base64, base64 image, data url, embed image, image encoder, inline image
Frequently Asked Questions
When should I use Base64 images?
Use for small icons, inline images, or when you need to embed images directly in code without external files.
Does it increase file size?
Yes, Base64 encoding increases size by about 33%, so it's best for small images.
What's a data URL?
A data URL is a URL scheme that embeds file data directly in the URL string, starting with 'data:image/'.