Image to Base64
Convert images to Base64 data URIs for embedding in HTML or CSS.
What is the Image to Base64 Tool?
Our free online Image to Base64 converter turns your image files into clean, ready-to-use Base64 data URIs. This client-side utility simplifies web design by helping you inline visual assets directly inside your code.
How to Use Image to Base64
- 1Click the file upload area and select your image file (JPEG, PNG, WEBP, etc.).
- 2The tool will instantly convert the file and display both a preview and the raw Base64 string.
- 3Copy the generated Base64 data URI directly to your clipboard.
Common Use Cases
- •Inlining tiny icons or logos inside HTML image elements to reduce HTTP requests.
- •Embedding background images directly into CSS stylesheets.
- •Storing simple visual configurations in JSON payloads or database strings.
🔒 Privacy & Processing Notice
This tool processes all data entirely in your browser using client-side JavaScript. Your input is never uploaded to any server, ensuring 100% privacy and confidentiality. No data is stored, logged, or transmitted.
Frequently Asked Questions
What is a Base64 data URI?
A data URI is a scheme that allows resource creators to embed small files inline in documents as base64-encoded strings, prefixed by 'data:image/png;base64,'.
Should I encode large images?
No. Base64 encoding increases file sizes by 33%, which can block page rendering if used on large files. Limit it to files under 4KB.
What image formats are supported?
The tool supports all common web formats, including PNG, JPG/JPEG, WEBP, GIF, and SVG.
Is Image to Base64 free to use?
Yes, Image to Base64 is 100% free with no signup required.
Is my data safe?
All processing happens in your browser. Your data never leaves your device.
Does it work offline?
Once the page loads, Image to Base64 works entirely client-side.