How to Use the Image Color Palette Extractor & Dominant Swatch Finder
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1
Drag & drop any photo, screenshot, or logo graphic onto the upload zone.
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2
The tool decodes pixels locally using an offscreen HTML5 canvas and quantizes dominant color clusters.
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3
Inspect the dominant color and the 6 most prominent harmonious swatches.
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4
Click any extracted swatch to copy its HEX code or export the full palette as CSS variables.
Practical Example & Use Case
Common Real-World Scenario
Extracting a hero brand palette from an architectural photo to construct a website theme matching the product's natural photography.
Technical Notes & Limitations
Browser Engine Architecture
Processed 100% locally in your browser using Canvas pixel clustering without uploading images to any server.
Frequently Asked Questions
Are my images uploaded to any server during extraction?
No! Your image is rendered entirely inside an offscreen HTML5 canvas element in your browser memory. Zero bytes leave your device.