Seaside
Registry ID
GCR-2025-66A4B0
Issued December 7, 2025
Color data
HEX #66A4B0
RGB 102 / 164 / 176
HSL 190° / 32% / 55%
CMYK 42 / 7 / 0 / 31
opencolors.org/certificate/66A4B0
The registry ID is GCR, the year the color was named, and its hex.
Registry ID
GCR-2025-66A4B0
Issued December 7, 2025
Color data
HEX #66A4B0
RGB 102 / 164 / 176
HSL 190° / 32% / 55%
CMYK 42 / 7 / 0 / 31
opencolors.org/certificate/66A4B0
White text
2.80:1 · Fail
Black text
7.50:1 · AAA
CSS
--seaside: #66A4B0;
Tailwind
bg-[#66A4B0]
Token
{
"seaside": {
"value": "#66A4B0"
}
}