Useful if opening locally under file:// protocol. Drop any decoded Pantone JSON here to view it instantly.
Loading Library...
Failed to Load Swatch File
This usually happens due to browser security (CORS) limits when launching the page directly via the file:// protocol.
To fix this, serve this directory using a local web server (e.g., run npx http-server here) or select/drag the JSON file below to load it directly.
Color Swatch Inspector
Select a swatch
Code: --
L (Lightness)--
A (Green/Red)--
B (Blue/Yellow)--
CSS lab() value--
Selected: 0 / 12 colors
Swatch Sheet PDF Preview
Visual preview of the vector SVG card containing your selected colors (max 12 colors), ready to be outputted to high-fidelity PDF.
Color Calibration & Variations
CALIBRATION GUIDE:
Print the Test PDF. Compare the printouts visually under standard D50 light to find the patch that best matches the target Pantone. Click that patch on the right, select your printer, and click Register Calibration.