Viennese Blue
Registry ID
GCR-2025-4278AF
Issued December 7, 2025
Color data
HEX #4278AF
RGB 66 / 120 / 175
HSL 210° / 45% / 47%
CMYK 62 / 31 / 0 / 31
opencolors.org/certificate/4278AF
The registry ID is GCR, the year the color was named, and its hex.
Registry ID
GCR-2025-4278AF
Issued December 7, 2025
Color data
HEX #4278AF
RGB 66 / 120 / 175
HSL 210° / 45% / 47%
CMYK 62 / 31 / 0 / 31
opencolors.org/certificate/4278AF
White text
4.63:1 · AA
Black text
4.54:1 · AA
CSS
--viennese-blue: #4278AF;
Tailwind
bg-[#4278AF]
Token
{
"viennese-blue": {
"value": "#4278AF"
}
}