Once in a Blue Moon
Registry ID
GCR-2025-0044BB
Issued December 7, 2025
Color data
HEX #0044BB
RGB 0 / 68 / 187
HSL 218° / 100% / 37%
CMYK 100 / 64 / 0 / 27
opencolors.org/certificate/0044BB
The registry ID is GCR, the year the color was named, and its hex.
Registry ID
GCR-2025-0044BB
Issued December 7, 2025
Color data
HEX #0044BB
RGB 0 / 68 / 187
HSL 218° / 100% / 37%
CMYK 100 / 64 / 0 / 27
opencolors.org/certificate/0044BB
White text
8.25:1 · AAA
Black text
2.54:1 · Fail
CSS
--once-in-a-blue-moon: #0044BB;
Tailwind
bg-[#0044BB]
Token
{
"once-in-a-blue-moon": {
"value": "#0044BB"
}
}