Blackest Brown
Registry ID
GCR-2025-403330
Issued December 7, 2025
Color data
HEX #403330
RGB 64 / 51 / 48
HSL 11° / 14% / 22%
CMYK 0 / 20 / 25 / 75
opencolors.org/certificate/403330
The registry ID is GCR, the year the color was named, and its hex.
Registry ID
GCR-2025-403330
Issued December 7, 2025
Color data
HEX #403330
RGB 64 / 51 / 48
HSL 11° / 14% / 22%
CMYK 0 / 20 / 25 / 75
opencolors.org/certificate/403330
White text
12.11:1 · AAA
Black text
1.73:1 · Fail
CSS
--blackest-brown: #403330;
Tailwind
bg-[#403330]
Token
{
"blackest-brown": {
"value": "#403330"
}
}