Image to Base64
Quickly convert PNG/JPG image files into raw Base64 data strings for inline HTML embedding.
Select Image
filename.png (14 KB)
Base64 Output String
Why Encode Images as Base64 HTML?
Normally, browsers download images via separate HTTP requests to a server (`<img src="image.png">`). If your website has dozens of small icons, these separate server requests will drastically slow down your page loading speed.
By converting your image into a Base64 string, you can embed the raw binary data directly into your HTML document or CSS stylesheet (`<img src="data:image/png;base64,iVBORw0KGgo...">`). Our completely private Local Image to Base64 Converter reads your file securely via the File API entirely within your browser, ensuring your images are never uploaded to our servers.