ColorPickerTools

How to Pick a Color From an Image

There are several ways to get a color out of a picture, and they are not equally accurate. Some sample one pixel exactly, some average a region, and some just approximate by eye. This guide explains what each method actually measures and when to use it.

Quick answer: The most accurate way is to load the image into a pixel-sampling color picker, hover over the area you want and click to lock it. The tool reads the exact pixel value from the image data and reports it as HEX, RGB, HSL and CMYK.

Method 1 — Sample a single pixel (most accurate)

A pixel-sampling tool reads the exact stored value of the pixel under your cursor. For flat areas this is the true color of the artwork. For edges, gradients and JPEG artefacts it can vary by a few units per pixel, so sample the centre of a flat region.

  • Best for: logos, flat illustrations, UI screenshots, solid backgrounds
  • Watch out for: anti-aliased edges, text, gradients and JPEG noise

Method 2 — Extract a palette (best for photos)

When the image is a photograph, no single pixel represents it. A palette extractor clusters the pixels and ranks the clusters by coverage, giving you the colors that carry the image's mood rather than a random sample.

Method 3 — Use the browser's own eyedropper

Modern browsers expose an EyeDropper API in some developer tools, and every OS has a screen magnifier with a colour readout. These sample what is on screen after your display's color profile has been applied, so the number can differ slightly from the file itself.

Method 4 — Guess from a name or a wheel

Matching by name ('it looked like teal') or finding a similar color on a wheel is fast but approximate. Use a name finder to get a concrete value, then confirm it against the image.

Why two tools can report different colors

Screenshots and exported images often carry a colour profile. If one tool reads the file's stored values (sRGB) and another reads the screen after a wide-gamut profile is applied (Display P3), the same pixel reports different numbers. For work that must match exactly, export to sRGB and sample the flat centre of a region.

Frequently Asked Questions

Can I pick a color from a screenshot?
Yes. Screenshots are ordinary image files; paste them into the picker and sample any pixel. This is the most reliable way to match a UI you saw elsewhere.
Why does the picked color look wrong in my design app?
Most likely a colour profile mismatch. Export the image as sRGB, or set the design app's document to sRGB, so the stored value and the displayed value agree.
Should I pick from the original file or a screenshot?
Always the original when you can. Screenshots have been through display conversion and sometimes resampling, both of which alter pixel values.

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