Online Image to Base64 Converter
All-in-One Utility Hub
🖼️ Image to Base64 Converter
Convert Images to Base64 String — Embed in HTML, CSS & JSON Instantly
Click to Upload or Drag & Drop Image Here
JPG, PNG, WebP, GIF, BMP, SVG — Max 10MB — 100% Local Processing
Output Format:
Data URI String
0 chars
📖 How to Convert Image to Base64 — Complete Guide
Convert Images to Base64 Encoded Strings Instantly — Free Online Image to Base64 Converter by All-in-One Utility Hub. This tool converts any image to a Base64 data URI that you can embed directly into HTML, CSS, or JSON. Perfect for small icons and logos.
🚀 How to Convert
- Upload your image (JPG, PNG, WebP, GIF, BMP, SVG).
- Choose the output format: Data URI (for img src), Raw Base64, or CSS Background.
- Copy the generated code to clipboard, or Download as a text file (custom name).
Three Output Modes
Data URI, Raw Base64, CSS background.
Instant Conversion
Happens in browser, no server upload.
Preview & Info
See your image and file details.
Custom Download Name
Prompt asks for file name before saving.
💡 Tip: Base64 adds about 33% overhead, so it's best for images under 10KB.
❓ FAQ
What is Base64 image encoding?+
It converts binary image data into a text string that can be embedded in HTML/CSS/JSON.
How do I use the Base64 code?+
Copy the Data URI and use it as the src of an <img> tag or in a CSS background property.
Is my image uploaded to a server?+
No, everything runs locally in your browser.
Can I download the Base64 string?+
Yes, click Download .txt and enter a file name when prompted.
Is it free?+
100% free, part of All-in-One Utility Hub.