Aquarium Blue
Registry ID
GCR-2025-66CDAA
Issued December 7, 2025
Color data
HEX #66CDAA
RGB 102 / 205 / 170
HSL 160° / 51% / 60%
CMYK 50 / 0 / 17 / 20
opencolors.org/certificate/66CDAA
The registry ID is GCR, the year the color was named, and its hex.
Registry ID
GCR-2025-66CDAA
Issued December 7, 2025
Color data
HEX #66CDAA
RGB 102 / 205 / 170
HSL 160° / 51% / 60%
CMYK 50 / 0 / 17 / 20
opencolors.org/certificate/66CDAA
White text
1.93:1 · Fail
Black text
10.88:1 · AAA
CSS
--aquarium-blue: #66CDAA;
Tailwind
bg-[#66CDAA]
Token
{
"aquarium-blue": {
"value": "#66CDAA"
}
}