Swamp Mud
Registry ID
GCR-2025-857947
Issued December 7, 2025
Color data
HEX #857947
RGB 133 / 121 / 71
HSL 48° / 30% / 40%
CMYK 0 / 9 / 47 / 48
opencolors.org/certificate/857947
The registry ID is GCR, the year the color was named, and its hex.
Registry ID
GCR-2025-857947
Issued December 7, 2025
Color data
HEX #857947
RGB 133 / 121 / 71
HSL 48° / 30% / 40%
CMYK 0 / 9 / 47 / 48
opencolors.org/certificate/857947
White text
4.35:1 · Fail
Black text
4.82:1 · AA
CSS
--swamp-mud: #857947;
Tailwind
bg-[#857947]
Token
{
"swamp-mud": {
"value": "#857947"
}
}