Black Locust
Registry ID
GCR-2025-646763
Issued December 7, 2025
Color data
HEX #646763
RGB 100 / 103 / 99
HSL 105° / 2% / 40%
CMYK 3 / 0 / 4 / 60
opencolors.org/certificate/646763
The registry ID is GCR, the year the color was named, and its hex.
Registry ID
GCR-2025-646763
Issued December 7, 2025
Color data
HEX #646763
RGB 100 / 103 / 99
HSL 105° / 2% / 40%
CMYK 3 / 0 / 4 / 60
opencolors.org/certificate/646763
White text
5.73:1 · AA
Black text
3.66:1 · Fail
CSS
--black-locust: #646763;
Tailwind
bg-[#646763]
Token
{
"black-locust": {
"value": "#646763"
}
}