Subterranean
Registry ID
GCR-2025-452C1F
Issued December 7, 2025
Color data
HEX #452C1F
RGB 69 / 44 / 31
HSL 21° / 38% / 20%
CMYK 0 / 36 / 55 / 73
opencolors.org/certificate/452C1F
The registry ID is GCR, the year the color was named, and its hex.
Registry ID
GCR-2025-452C1F
Issued December 7, 2025
Color data
HEX #452C1F
RGB 69 / 44 / 31
HSL 21° / 38% / 20%
CMYK 0 / 36 / 55 / 73
opencolors.org/certificate/452C1F
White text
12.86:1 · AAA
Black text
1.63:1 · Fail
CSS
--subterranean: #452C1F;
Tailwind
bg-[#452C1F]
Token
{
"subterranean": {
"value": "#452C1F"
}
}