Slate Black
Registry ID
GCR-2025-4B3D33
Issued December 7, 2025
Color data
HEX #4B3D33
RGB 75 / 61 / 51
HSL 25° / 19% / 25%
CMYK 0 / 19 / 32 / 71
opencolors.org/certificate/4B3D33
The registry ID is GCR, the year the color was named, and its hex.
Registry ID
GCR-2025-4B3D33
Issued December 7, 2025
Color data
HEX #4B3D33
RGB 75 / 61 / 51
HSL 25° / 19% / 25%
CMYK 0 / 19 / 32 / 71
opencolors.org/certificate/4B3D33
White text
10.42:1 · AAA
Black text
2.01:1 · Fail
CSS
--slate-black: #4B3D33;
Tailwind
bg-[#4B3D33]
Token
{
"slate-black": {
"value": "#4B3D33"
}
}