25% off your first month — ends in00d00h00m00s

Image Palette Extractor

Extract the dominant colours from any image using k-means clustering. Click any swatch to copy the hex.

100% in your browser — files never uploaded.
Preparing tool…
Loading the in-browser engine and verifying you're not a bot.
Postcrest — full AI image suite

Need more than a converter? AI background removal, upscale, edit and generate — one workspace.

Get the AI toolsSee pricing

How to use the Image Palette Extractor

  1. 1
    Drop your image
    PNG, JPG, WebP — anything.
  2. 2
    Choose palette size
    From 2 to 16 colours.
  3. 3
    Click to copy
    Tap any swatch to copy the hex code.

About this tool

All processing happens in your browser via the Canvas API. No server roundtrip, no upload.

Uses k-means clustering on a downsampled grid of pixels — fast and good enough for design work.

Frequently asked questions

Is it free?
Yes — no signup, no watermarks.
Are files uploaded?
No — every step runs in your browser.
How accurate?
Very — 8 k-means iterations on ~12k sampled pixels.
Commercial use?
Yes — palette is yours.
Mobile-friendly?
Yes.

Need more than free tools? Get Postcrest's full AI image suite.

AI background removal, AI upscaling, AI image editor and AI photoshoot — every leading model in one workspace.

AI Image Generator
Every leading model — Flux, Nano Banana, Seedream, GPT-Image.
AI Image Editor
Inpaint, outpaint, object removal — describe the edit, AI applies it.
AI Background Remover
Pixel-perfect cutouts in seconds — transparent PNG or any new scene.
AI Image Upscaler
Upscale to 4K, face-aware, print-ready, watermark-free.
Get started — access every AI tool
25% off your first month. Cancel anytime.