Sea Mariner
Registry ID
GCR-2025-434A54
Issued December 7, 2025
Color data
HEX #434A54
RGB 67 / 74 / 84
HSL 215° / 11% / 30%
CMYK 20 / 12 / 0 / 67
opencolors.org/certificate/434A54
The registry ID is GCR, the year the color was named, and its hex.
Registry ID
GCR-2025-434A54
Issued December 7, 2025
Color data
HEX #434A54
RGB 67 / 74 / 84
HSL 215° / 11% / 30%
CMYK 20 / 12 / 0 / 67
opencolors.org/certificate/434A54
White text
8.95:1 · AAA
Black text
2.35:1 · Fail
CSS
--sea-mariner: #434A54;
Tailwind
bg-[#434A54]
Token
{
"sea-mariner": {
"value": "#434A54"
}
}