Winter Sea
Registry ID
GCR-2025-303E55
Issued December 7, 2025
Color data
HEX #303E55
RGB 48 / 62 / 85
HSL 217° / 28% / 26%
CMYK 44 / 27 / 0 / 67
opencolors.org/certificate/303E55
The registry ID is GCR, the year the color was named, and its hex.
Registry ID
GCR-2025-303E55
Issued December 7, 2025
Color data
HEX #303E55
RGB 48 / 62 / 85
HSL 217° / 28% / 26%
CMYK 44 / 27 / 0 / 67
opencolors.org/certificate/303E55
White text
10.79:1 · AAA
Black text
1.95:1 · Fail
CSS
--winter-sea: #303E55;
Tailwind
bg-[#303E55]
Token
{
"winter-sea": {
"value": "#303E55"
}
}