Hydrargyrum
Registry ID
GCR-2025-9B9B9B
Issued December 7, 2025
Color data
HEX #9B9B9B
RGB 155 / 155 / 155
HSL 0° / 0% / 61%
CMYK 0 / 0 / 0 / 39
opencolors.org/certificate/9B9B9B
The registry ID is GCR, the year the color was named, and its hex.
Registry ID
GCR-2025-9B9B9B
Issued December 7, 2025
Color data
HEX #9B9B9B
RGB 155 / 155 / 155
HSL 0° / 0% / 61%
CMYK 0 / 0 / 0 / 39
opencolors.org/certificate/9B9B9B
White text
2.78:1 · Fail
Black text
7.56:1 · AAA
CSS
--hydrargyrum: #9B9B9B;
Tailwind
bg-[#9B9B9B]
Token
{
"hydrargyrum": {
"value": "#9B9B9B"
}
}