Summer Sea
Registry ID
GCR-2025-66A9B1
Issued December 7, 2025
Color data
HEX #66A9B1
RGB 102 / 169 / 177
HSL 186° / 32% / 55%
CMYK 42 / 5 / 0 / 31
opencolors.org/certificate/66A9B1
The registry ID is GCR, the year the color was named, and its hex.
Registry ID
GCR-2025-66A9B1
Issued December 7, 2025
Color data
HEX #66A9B1
RGB 102 / 169 / 177
HSL 186° / 32% / 55%
CMYK 42 / 5 / 0 / 31
opencolors.org/certificate/66A9B1
White text
2.67:1 · Fail
Black text
7.88:1 · AAA
CSS
--summer-sea: #66A9B1;
Tailwind
bg-[#66A9B1]
Token
{
"summer-sea": {
"value": "#66A9B1"
}
}