Phantom Hue
Registry ID
GCR-2025-645D5E
Issued December 7, 2025
Color data
HEX #645D5E
RGB 100 / 93 / 94
HSL 351° / 4% / 38%
CMYK 0 / 7 / 6 / 61
opencolors.org/certificate/645D5E
The registry ID is GCR, the year the color was named, and its hex.
Registry ID
GCR-2025-645D5E
Issued December 7, 2025
Color data
HEX #645D5E
RGB 100 / 93 / 94
HSL 351° / 4% / 38%
CMYK 0 / 7 / 6 / 61
opencolors.org/certificate/645D5E
White text
6.42:1 · AA
Black text
3.27:1 · Fail
CSS
--phantom-hue: #645D5E;
Tailwind
bg-[#645D5E]
Token
{
"phantom-hue": {
"value": "#645D5E"
}
}