Is 18IMG really free?

Yes. All 25 tools are free to use, with no signup, no file size limit, and no watermarks on output.

Are my images uploaded to a server?

No. Every operation runs entirely in your browser using WebAssembly. Your images never leave your device.

No. There is no signup, no login, and no tracking. Open the tool and start working immediately.

There are no artificial limits. The only constraint is the memory of your device, since processing happens locally.

The algorithm quantizes the image colors into a small set of dominant values using a k means style approach.

Yes. The palette is shown as hex values, and you can copy any color to your clipboard. A download option for a JSON or CSS file is available.

Extract dominant colors as hex

Drop images or click to browse

One image.