Black Onyx
Registry ID
GCR-2025-2A272C
Issued December 7, 2025
Color data
HEX #2A272C
RGB 42 / 39 / 44
HSL 276° / 6% / 16%
CMYK 5 / 11 / 0 / 83
opencolors.org/certificate/2A272C
The registry ID is GCR, the year the color was named, and its hex.
Registry ID
GCR-2025-2A272C
Issued December 7, 2025
Color data
HEX #2A272C
RGB 42 / 39 / 44
HSL 276° / 6% / 16%
CMYK 5 / 11 / 0 / 83
opencolors.org/certificate/2A272C
White text
14.74:1 · AAA
Black text
1.43:1 · Fail
CSS
--black-onyx: #2A272C;
Tailwind
bg-[#2A272C]
Token
{
"black-onyx": {
"value": "#2A272C"
}
}