How to Pick Colors From a Copied Screenshot
By Khushi Yadav
Windows clipboard history can store a bitmap. It cannot sample a pixel. Win+V shows a thumbnail. There is no official eyedropper on that thumbnail. Color picking is a different tool, and the hex it produces is text — which history *can* keep.
This guide covers official and vendor pickers, where to point them, and how to retain the hex.
Pick from the live screen, not from a history card
The accurate sample is the pixel that is on screen (or in an editor that shows the file). A downscaled Win+V preview is the wrong surface.
Good sources, in order:
- The original UI, still open
- The PNG in Pictures\Screenshots, opened at 100% in Photos, Paint, Photoshop, or a browser
- The image placed in Figma or Photoshop at 100%
Bad sources:
- A Slack preview
- A Win+V thumbnail
- A video frame from a compressed call
- An HDR screen without acknowledging gamut limits
PowerToys documents that its Color Picker does not currently support Wide Color Gamut or HDR formats. Samples from an HDR desktop can be wrong. Use an SDR window or a saved sRGB PNG when the hex will ship in CSS.
PowerToys Color Picker (recommended default)
Microsoft Learn documents Color Picker as part of PowerToys:
- Default activation: Win+Shift+C (configurable)
- Left click: copy the color, save it to picker history (up to 20 colors in the editor), open the editor
- Copies the Default color format (default HEX)
- Editor can fine-tune HSV/RGB/HEX and export the history
- Will not appear above Start or Action Center, but can still pick
- Will not activate over an elevated window unless PowerToys itself is elevated
Steps:
- Install PowerToys from Microsoft’s documented channels.
- Enable Color Picker in PowerToys Settings.
- Open the screenshot at 100%, or leave the source UI visible.
- Press Win+Shift+C, click the pixel.
- Paste the hex into the design token list, CSS, or a note.
PowerToys history is *inside Color Picker*. It is not Windows clipboard history. Copying the hex also places text on the Windows clipboard. That text can appear in Win+V if history is on and the string is small — which it is.
Pin a brand hex in Win+V only if it is not secret (hexes rarely are). Pins survive restart. Twelve pinned hexes are still a worse palette than a tokens file.
Snipping Tool Color picker (Copilot+ / Windows 11 AI+ PC only)
Microsoft’s Snipping Tool article lists Color picker as a Copilot+ PC / Windows 11 AI+ PC feature: select Color picker, click a screen color, copy it to the clipboard. On a machine without that SKU, the button is not an official option. Do not hunt the registry for it.
On those PCs it is a convenience picker, not a replacement for PowerToys’ format list (RGB, HSL, custom format strings).
ShareX screen color picker
ShareX ships Color picker and Screen color picker in its productivity tools list. Use them if ShareX is already the capture app. After picking, copy the value ShareX shows. Then treat it as text, same as PowerToys.
ShareX can also copy an *image* after capture. That image is still not a picker. Do not confuse Copy image to clipboard with a hex.
Photoshop, Illustrator, Figma
- Photoshop: Eyedropper samples the active document. Paste or Place the snip first. The Info panel shows values in the document’s color mode. Convert to sRGB if the hex is for the web.
- Illustrator: Same idea on placed raster. Vector objects have their own fills; do not sample a raster preview when the official swatch exists.
- Figma: Eyedropper samples the canvas, including effects. Sample a placed image at 100% with no overlay.
Adobe and Figma pickers do not write to Windows history unless the hex is copied as text.
Why a clipboard card cannot pick
A bitmap on the clipboard is a block of pixels plus format headers (DIB, PNG, etc.). History stores a preview. There is no Microsoft API in Win+V that returns #8B5CF6 for a clicked preview pixel. Any manager that offers “pick from clip” is implementing its own decoder. Edge-Drop is not documented here as a color picker; do not expect that job from a shelf.
If a product shows a swatch because the *copied text* was #8B5CF6, that is text detection, not image sampling. Useful, different feature.
Keep the hex
Options that survive a reboot:
| Method | Survives restart | Good for |
|---|---|---|
Paste into tokens.css or a design tokens file | Yes | Production |
| Pin the text in Win+V | Yes, until deleted | One or two working values |
| PowerToys Color Picker editor history | Until cleared; 20 colors | Session palette |
| Note in the project README | Yes | Team |
| Windows clipboard sync | Text can sync across devices if enabled | Usually leave off |
Microsoft’s clipboard sync is account-tied and aimed at text. A hex will sync if that toggle is on. A screenshot will not. Leave sync off on shared PCs.
Worked example: a button with antialiasing
A blue button on a white page has mixed pixels at the edge. Sampling the edge yields a washed hex. Sampling the center yields the fill.
- Open the PNG at 200% in Photos or Photoshop.
- PowerToys Win+Shift+C, zoom with the scroll wheel (Microsoft documents wheel-zoom; the view freezes so a hover state can be sampled).
- Click the center of the fill.
- Paste
#2563EB(example) intotokens.css. - Do not sample the 1-pixel outline unless the outline is the token.
If the only copy is a JPEG from Slack, chroma subsampling shifts blues. Re-open the Screenshots PNG.
Multiple formats at once
PowerToys can show HEX, RGB, and HSL in the editor. Copy each explicitly if the default is HEX and the CSS file wants hsl(). Do not convert by hand if the editor already lists the value.
ShareX’s picker similarly lists models. Pick one source of truth per project.
Workflow
- If the UI is still on screen, pick from the UI (PowerToys).
- If not, open the PNG at 100% and pick.
- Copy HEX.
- Paste into the token file immediately.
- Optionally leave the last hex on the clipboard for the next paste. Do not treat Win+V as the palette.
For grabbing and retaining hexes as a text habit, see How to Grab a Color Hex and Keep It.
FAQ
Can Win+V filter images so picking is easier? Not in a useful official way. Open the PNG.
Is the Snipping Tool Color picker on every PC? No. Microsoft limits it to Copilot+ / Windows 11 AI+ PCs.
Should hexes be synced across devices? Only if the account is private and the hexes are not mixed with secrets on the same clipboard. Prefer a tokens file in git.
Building a temporary palette in one hour
Pick, paste, name, commit. Repeat. History can hold the last few hexes if someone is bouncing between CSS and the picker. At the hour’s end, the tokens file is the palette. Clear pins. Do not leave a screenshot of the site as the “palette” in Win+V.
PowerToys export of the 20-color list is a decent appendix for a workshop. It is still not production.
Closing checklist
- Sample the original UI or a 100% PNG, never a Win+V thumbnail.
- Use PowerToys (Win+Shift+C) unless the PC has Snipping Tool Color picker (Copilot+ / AI+ SKU only).
- Avoid HDR desktops; Microsoft Learn documents no WCG/HDR support in Color Picker.
- Paste the hex into a tokens file immediately.
- Pin at most one working hex. Do not pin a screenshot of the chip.
- History will hold the hex as text among 25 items. It will not sample pixels.
A dedicated walkthrough is How to Paste a Snip Into Discord, Slack, and Teams.
Related reading
- Building a Mood Board From Copied Images
- Reference Images Beside the App You Are Drawing In
- How to Get a Screenshot Into Photoshop Without Recopying
- How to Paste Without Formatting on Windows
Sources
- Color Picker utility (Microsoft Learn) — shortcut, HEX default, 20-color editor history, HDR/WCG limitation, elevation note.
- Use Snipping Tool to capture screenshots (Microsoft Support) — Color picker on Copilot+ / Windows 11 AI+ PCs.
- ShareX — Color picker and Screen color picker tools.
- Using the clipboard (Microsoft Support) — text history can hold a hex; bitmaps are not sampled.
- How to use clipboard history in Windows 11 (Microsoft) — pins and sync behavior for copied text.
Khushi Yadav is a B.Tech Computer Science Engineering student interested in technology, software, and exploring practical applications of computer science. She enjoys learning new concepts and contributing to technology-focused projects.
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