Hydrology
Registry ID
GCR-2025-89ACAC
Issued December 7, 2025
Color data
HEX #89ACAC
RGB 137 / 172 / 172
HSL 180° / 17% / 61%
CMYK 20 / 0 / 0 / 33
opencolors.org/certificate/89ACAC
The registry ID is GCR, the year the color was named, and its hex.
Registry ID
GCR-2025-89ACAC
Issued December 7, 2025
Color data
HEX #89ACAC
RGB 137 / 172 / 172
HSL 180° / 17% / 61%
CMYK 20 / 0 / 0 / 33
opencolors.org/certificate/89ACAC
White text
2.45:1 · Fail
Black text
8.56:1 · AAA
CSS
--hydrology: #89ACAC;
Tailwind
bg-[#89ACAC]
Token
{
"hydrology": {
"value": "#89ACAC"
}
}