Castellan Green
Registry ID
GCR-2025-455440
Issued December 7, 2025
Color data
HEX #455440
RGB 69 / 84 / 64
HSL 105° / 14% / 29%
CMYK 18 / 0 / 24 / 67
opencolors.org/certificate/455440
The registry ID is GCR, the year the color was named, and its hex.
Registry ID
GCR-2025-455440
Issued December 7, 2025
Color data
HEX #455440
RGB 69 / 84 / 64
HSL 105° / 14% / 29%
CMYK 18 / 0 / 24 / 67
opencolors.org/certificate/455440
White text
8.09:1 · AAA
Black text
2.60:1 · Fail
CSS
--castellan-green: #455440;
Tailwind
bg-[#455440]
Token
{
"castellan-green": {
"value": "#455440"
}
}