How do I convert an image to Base64 online for free?

Upload your image (JPG, PNG, GIF, WebP), and instantly get the Base64 encoded string. Copy as raw Base64, data URL, HTML img tag, or CSS background. No signup required.

What is Base64 image encoding and why use it?

Base64 converts binary image data to text that can be embedded directly in HTML/CSS/JS. Benefits: eliminates HTTP requests for small images, works offline, and simplifies deployment. Best for icons and small images under 10KB.

How do I embed a Base64 image in HTML?

Use the data URL format in an img tag: . Our tool generates ready-to-use HTML code you can copy directly into your webpage.

How do I use Base64 images in CSS backgrounds?

Use: background-image: url("data:image/png;base64,YOUR_BASE64_STRING"); Our tool provides CSS-ready output format. Great for icons, patterns, and small decorative images.

Is image to Base64 conversion done locally? Is my image private?

Yes, 100% private! All encoding happens in your browser. Your images never leave your device or get uploaded to any server. Safe for confidential images and logos.

How do I convert an image to Base64 online for free?

Upload your image (JPG, PNG, GIF, WebP), and instantly get the Base64 encoded string. Copy as raw Base64, data URL, HTML img tag, or CSS background. No signup required.

What is Base64 image encoding and why use it?

Base64 converts binary image data to text that can be embedded directly in HTML/CSS/JS. Benefits: eliminates HTTP requests for small images, works offline, and simplifies deployment. Best for icons and small images under 10KB.

How do I embed a Base64 image in HTML?

Use the data URL format in an img tag: . Our tool generates ready-to-use HTML code you can copy directly into your webpage.

How do I use Base64 images in CSS backgrounds?

Use: background-image: url("data:image/png;base64,YOUR_BASE64_STRING"); Our tool provides CSS-ready output format. Great for icons, patterns, and small decorative images.

Is image to Base64 conversion done locally? Is my image private?

Yes, 100% private! All encoding happens in your browser. Your images never leave your device or get uploaded to any server. Safe for confidential images and logos.

Image to Base64

simple

Convert images to Base64 encoded strings for embedding directly in HTML, CSS, or JavaScript. Generate data URLs for inline images, reduce HTTP requests, and embed images in code.

Image Toolsimagebase64encodedata url

100% Private - Runs Locally

How to Use

1Upload an image
2Select output format
3Copy Base64 string
4Use in HTML or CSS

Examples

Data URL for HTML

Input

small-icon.png (2KB)

Output

data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAA...

CSS Background Image

Input

pattern.png (5KB)

Output

background-image: url('data:image/png;base64,...');

Email Template Image

Input

logo.png (8KB)

Output

<img src="data:image/png;base64,..." alt="Logo" />

Frequently Asked Questions

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