Constellation Blue
Registry ID
GCR-2025-3C4670
Issued December 7, 2025
Color data
HEX #3C4670
RGB 60 / 70 / 112
HSL 228° / 30% / 34%
CMYK 46 / 37 / 0 / 56
opencolors.org/certificate/3C4670
The registry ID is GCR, the year the color was named, and its hex.
Registry ID
GCR-2025-3C4670
Issued December 7, 2025
Color data
HEX #3C4670
RGB 60 / 70 / 112
HSL 228° / 30% / 34%
CMYK 46 / 37 / 0 / 56
opencolors.org/certificate/3C4670
White text
9.12:1 · AAA
Black text
2.30:1 · Fail
CSS
--constellation-blue: #3C4670;
Tailwind
bg-[#3C4670]
Token
{
"constellation-blue": {
"value": "#3C4670"
}
}