Castlerock
Registry ID
GCR-2025-5F5E62
Issued December 7, 2025
Color data
HEX #5F5E62
RGB 95 / 94 / 98
HSL 255° / 2% / 38%
CMYK 3 / 4 / 0 / 62
opencolors.org/certificate/5F5E62
The registry ID is GCR, the year the color was named, and its hex.
Registry ID
GCR-2025-5F5E62
Issued December 7, 2025
Color data
HEX #5F5E62
RGB 95 / 94 / 98
HSL 255° / 2% / 38%
CMYK 3 / 4 / 0 / 62
opencolors.org/certificate/5F5E62
White text
6.43:1 · AA
Black text
3.26:1 · Fail
CSS
--castlerock: #5F5E62;
Tailwind
bg-[#5F5E62]
Token
{
"castlerock": {
"value": "#5F5E62"
}
}