Image to Base64

Convert any image file into a Base64 encoded string for CSS or HTML embedding.

Select an image to encode

Supports JPG, PNG, WebP

In-Depth Guide

Everything you need to know

Embed images directly into your code! Our Online Image to Base64 Encoder creates portable data strings that eliminate the need for external image hosting in your CSS, HTML, or JSON files.

Best For:

  • Email Templates: Embed icons directly so they display without needing 'Download Images' permission.
  • Small Assets: Perfect for favicons, tiny icons, and loading spinners to reduce HTTP requests.
  • CSS backgrounds: Keep your stylesheets self-contained by embedding background textures.