Coastline Blue
Registry ID
GCR-2025-4398BC
Issued December 7, 2025
Color data
HEX #4398BC
RGB 67 / 152 / 188
HSL 198° / 47% / 50%
CMYK 64 / 19 / 0 / 26
opencolors.org/certificate/4398BC
The registry ID is GCR, the year the color was named, and its hex.
Registry ID
GCR-2025-4398BC
Issued December 7, 2025
Color data
HEX #4398BC
RGB 67 / 152 / 188
HSL 198° / 47% / 50%
CMYK 64 / 19 / 0 / 26
opencolors.org/certificate/4398BC
White text
3.25:1 · Fail
Black text
6.46:1 · AA
CSS
--coastline-blue: #4398BC;
Tailwind
bg-[#4398BC]
Token
{
"coastline-blue": {
"value": "#4398BC"
}
}