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Color Palette Generator from Image

Upload any photo, PNG, JPG, or WEBP image to automatically extract its dominant color scheme. All processing happens inside your browser — nothing is sent to any server.

Click to browse, or drag & drop an image file
Upload an image and click "Generate Palette" to extract colors.
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Color Palette Generation Guide

A color palette generator extracts the most visually prominent colors from a digital image using pixel sampling and quantization algorithms. The tool scans every pixel in the uploaded image, groups similar color values into buckets, and ranks them by frequency of appearance.

Dominant Color = Average RGB of the most frequent quantized pixel cluster in the image.

Designers use extracted palettes to maintain visual brand consistency, match website color schemes to reference imagery, or derive inspiration for new creative projects. All processing stays inside the browser using the HTML5 Canvas API — no image data is uploaded to any remote server.

Frequently Asked Questions (FAQ)

Q: What image formats are supported for palette extraction?
A: The tool accepts any image format supported by modern browsers including JPEG, PNG, GIF, WEBP, BMP, and SVG. The image is read client-side using the FileReader API and rendered onto an HTML5 Canvas element for pixel analysis.
Q: Is my image uploaded to your server during palette generation?
A: No. The entire color extraction process runs locally in your browser. The image file is read into memory via JavaScript's FileReader, drawn onto a hidden canvas, and analyzed using CanvasRenderingContext2D.getImageData(). No bytes are transmitted over the network.
Q: How are the dominant colors calculated from my image?
A: The algorithm resizes the image to a small sample resolution, then quantizes each pixel's RGB channels into 16-level buckets. It counts the frequency of each bucket, computes the average color for the most populated buckets, and returns them sorted by coverage percentage.
Q: Can I copy the resulting color codes for use in design software?
A: Yes. Each swatch displays both HEX and RGB values. Use the "Copy All HEX" or "Copy All RGB" buttons to copy the full palette to your clipboard in a clean, comma-separated format ready for use in CSS, Photoshop, Figma, or any design tool.