Copper
Registry ID
GCR-2025-B87333
Issued December 7, 2025
Color data
HEX #B87333
RGB 184 / 115 / 51
HSL 29° / 57% / 46%
CMYK 0 / 38 / 72 / 28
opencolors.org/certificate/B87333
The registry ID is GCR, the year the color was named, and its hex.
Registry ID
GCR-2025-B87333
Issued December 7, 2025
Color data
HEX #B87333
RGB 184 / 115 / 51
HSL 29° / 57% / 46%
CMYK 0 / 38 / 72 / 28
opencolors.org/certificate/B87333
White text
3.79:1 · Fail
Black text
5.54:1 · AA
CSS
--copper: #B87333;
Tailwind
bg-[#B87333]
Token
{
"copper": {
"value": "#B87333"
}
}