Image to Base64 Converter

Convert images to Base64 data strings for embedding.

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Features

Universal Format Support

Convert a wide range of image formats including PNG, JPG, GIF, SVG, BMP, and ICO to Base64 encoded strings.

Visual Verification

Instantly preview your converted image to ensure integrity and correct transparency before using the code.

Smart Export Options

Copy the raw Base64 string, a complete HTML image tag, or a CSS background-image property with a single click.

100% Client-Side

Your images are processed entirely within your browser for maximum privacy and speed. No files are uploaded to any server.

About Image to Base64 Converter

The Image to Base64 Converter is a specialized tool optimized for web developers and designers who need to embed images directly into their code. By converting image files into Base64 encoded Data URLs, you can eliminate the need for separate HTTP requests for small icons, logos, and ui elements, which can significantly improve page load performance.

This tool supports all common web image formats and provides a privacy-focused experience by processing everything locally in your browser. Beyond simple conversion, it offers workflow enhancers like generating ready-to-paste HTML image tags and CSS background properties, saving you the manual effort of writing the syntax around the data string.

Whether you are optimizing a landing page, creating a standalone email template where external images are blocked, or building a small single-page application, this converter ensures your assets are properly encoded and ready for deployment.

How to Use Image to Base64 Converter

  • 1
    Select or Drag Your Image

    Click the upload area to select a file from your computer, or simply drag and drop an image (JPG, PNG, SVG, etc.) directly into the zone.

  • 2
    Review File Details

    Check the file metadata including name, mime type, and original size. The tool automatically converts the image and displays a preview.

  • 3
    Choose Output Format

    Decide how you want to use the Base64 data. You can copy just the string, a full HTML image tag, or a CSS background property.

  • 4
    Download or Copy

    Use the dedicated copy buttons for your chosen format, or download the Base64 string as a text file for safe keeping.

Frequently Asked Questions

Base64 is a way to represent binary data (like images) as an ASCII string. It allows you to embed images directly into your HTML, CSS, or JSON without needing a separate file.
Using Base64 reduces the number of HTTP requests your page needs to make, which can improve loading speed for small icons and logos. It relies on embedding the image data directly, making it great for single-file applications or email templates where external images might be blocked.
Yes! This converter runs entirely in your browser. Your images are processed locally on your device and are never uploaded to our servers, ensuring complete privacy.
We support all major web image formats including JPG, PNG, GIF, SVG, BMP, and WebP, as well as ICO files.
Yes, Base64 encoding typically increases the file size by about 33%. For this reason, it is best used for small images like logos, icons, and simple graphics rather than large photographs.
You can copy the raw string, or use our handy buttons to get a ready-to-use HTML <img> tag or a CSS background-image property. You can also download the string as a text file.