London Grey
Registry ID
GCR-2025-666677
Issued December 7, 2025
Color data
HEX #666677
RGB 102 / 102 / 119
HSL 240° / 8% / 43%
CMYK 14 / 14 / 0 / 53
opencolors.org/certificate/666677
The registry ID is GCR, the year the color was named, and its hex.
Registry ID
GCR-2025-666677
Issued December 7, 2025
Color data
HEX #666677
RGB 102 / 102 / 119
HSL 240° / 8% / 43%
CMYK 14 / 14 / 0 / 53
opencolors.org/certificate/666677
White text
5.63:1 · AA
Black text
3.73:1 · Fail
CSS
--london-grey: #666677;
Tailwind
bg-[#666677]
Token
{
"london-grey": {
"value": "#666677"
}
}