Arsenic
Registry ID
GCR-2025-3B444B
Issued December 7, 2025
Color data
HEX #3B444B
RGB 59 / 68 / 75
HSL 206° / 12% / 26%
CMYK 21 / 9 / 0 / 71
opencolors.org/certificate/3B444B
The registry ID is GCR, the year the color was named, and its hex.
Registry ID
GCR-2025-3B444B
Issued December 7, 2025
Color data
HEX #3B444B
RGB 59 / 68 / 75
HSL 206° / 12% / 26%
CMYK 21 / 9 / 0 / 71
opencolors.org/certificate/3B444B
White text
9.93:1 · AAA
Black text
2.11:1 · Fail
CSS
--arsenic: #3B444B;
Tailwind
bg-[#3B444B]
Token
{
"arsenic": {
"value": "#3B444B"
}
}