Image Color Palette Extractor — Generate HEX, RGB & CSS Swatches from Photo

Overview: Extract beautiful color palettes and design tokens from images instantly.

Extract dominant color palettes from any photo. Generates HEX, RGB, HSL values, CSS variables, Tailwind tokens, and swatch bars. All computations and data processing are executed 100% locally on your device using client-side WebAssembly, HTML5 Canvas, and modern Web APIs without uploading files to any external server.

Supported Formats

Image Palette Extractor & Swatches supports the following file formats:

  • JPG — client-side processing support.
  • PNG — client-side processing support.
  • WebP — client-side processing support.

How to Use Image Palette Extractor & Swatches in Browser

  1. Upload Image: Drop your image, artwork, or logo.
  2. Inspect Palette: View dominant color cards with percentage presence, HEX, and RGB.
  3. Copy or Download: Copy individual HEX codes, grab CSS/Tailwind variables, or download a palette PNG.

Key Features & Privacy Protections

  • 100% Client-Side Privacy: Zero cloud upload. Your documents, photos, and files never leave your local browser sandbox.
  • Zero Installation: Runs instantly in Chrome, Safari, Firefox, Edge, Android, and iOS browsers.
  • Free Forever: No sign-up, no subscriptions, no ads, and no file size limits.

Frequently Asked Questions (FAQ)

How are dominant colors calculated?

The tool downsamples the image and performs color bucket quantization to cluster pixels into the top 8 harmonious tones.

Can I copy colors directly to my clipboard?

Yes, click on any color swatch or copy button to copy HEX, RGB, or HSL values immediately.

Can I export code for web development?

Yes, copy ready-to-paste CSS root variables (:root { --color-1: ... }) or Tailwind config color tokens.

Can I download a visual palette swatch graphic?

Yes, click 'Download Palette PNG' to export an 800x200 swatch strip with color blocks and hex codes.

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Image Palette Extractor & Swatches

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v1.0.0Free · Canvas Color QuantizationImage Tools

Image Color Palette Extractor — Generate HEX, RGB & CSS Swatches from Photo

Extract beautiful color palettes and design tokens from images instantly.. Extract dominant color palettes from any photo. Generates HEX, RGB, HSL values, CSS variables, Tailwind tokens, and swatch bars.

What is Palette Extractor and what does it do?

The Image Palette Extractor & Swatches tool analyzes uploaded images, artwork, or UI screenshots to detect and extract harmonious dominant color palettes with exact HEX, RGB, and HSL color values.

It automatically generates copyable CSS root variables, Tailwind CSS color tokens, and downloadable visual palette swatch strips to streamline digital design workflows.

  • Extract top dominant colors from photos, logos, or UI designs with percentage presence calculation.
  • Individual color cards displaying HEX codes, RGB components, and HSL metrics with one-click clipboard copy.
  • Interactive multi-color swatch bar visualizing relative color dominance across the image.
  • Export ready-to-paste CSS custom properties (:root { --color-1: ... }) and Tailwind theme color tokens.
  • Download an 800x200 pixel swatch graphic PNG complete with color blocks and hex labels.

How does Palette Extractor work?

The input image is downsampled into an offscreen canvas. Pixels are grouped into quantized color buckets based on 32-step channel intervals while ignoring transparent alpha pixels.

Color clusters are ranked by frequency to isolate dominant tones. Color conversions compute relative luminance and RGB/HSL values, which are rendered into interactive UI cards and swatch exports.

100% private: all processing happens locally in your browser using client-side WebAssembly, HTML5 Canvas, and modern Web APIs. Your files are never uploaded to any server.

Who needs Palette Extractor?

UI/UX Designers & Product Teams

Extract brand color schemes from moodboards and photography to establish accessible app design systems.

Frontend Web Developers

Quickly generate CSS variables and Tailwind configuration palettes matching client hero banners.

Digital Illustrators & Concept Artists

Sample harmonious natural palettes from reference landscape photos for painting and character design.

Brand Strategists & Marketers

Analyze competitor logos and marketing campaign collateral to identify dominant color palettes.

Supported file formats

Image Palette Extractor & Swatches processes the following file extensions and data formats directly in your browser:

JPGPNGWebP

How to use Palette Extractor — step by step

  1. 1

    Upload Image

    Drop your image, artwork, or logo.

  2. 2

    Inspect Palette

    View dominant color cards with percentage presence, HEX, and RGB.

  3. 3

    Copy or Download

    Copy individual HEX codes, grab CSS/Tailwind variables, or download a palette PNG.

Frequently asked questions

How are dominant colors calculated?

The tool downsamples the image and performs color bucket quantization to cluster pixels into the top 8 harmonious tones.

Can I copy colors directly to my clipboard?

Yes, click on any color swatch or copy button to copy HEX, RGB, or HSL values immediately.

Can I export code for web development?

Yes, copy ready-to-paste CSS root variables (:root { --color-1: ... }) or Tailwind config color tokens.

Can I download a visual palette swatch graphic?

Yes, click 'Download Palette PNG' to export an 800x200 swatch strip with color blocks and hex codes.

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