Midnight Grey
Registry ID
GCR-2025-666A6D
Issued December 7, 2025
Color data
HEX #666A6D
RGB 102 / 106 / 109
HSL 206° / 3% / 41%
CMYK 6 / 3 / 0 / 57
opencolors.org/certificate/666A6D
The registry ID is GCR, the year the color was named, and its hex.
Registry ID
GCR-2025-666A6D
Issued December 7, 2025
Color data
HEX #666A6D
RGB 102 / 106 / 109
HSL 206° / 3% / 41%
CMYK 6 / 3 / 0 / 57
opencolors.org/certificate/666A6D
White text
5.46:1 · AA
Black text
3.85:1 · Fail
CSS
--midnight-grey: #666A6D;
Tailwind
bg-[#666A6D]
Token
{
"midnight-grey": {
"value": "#666A6D"
}
}