Aventurine
Registry ID
GCR-2025-576E6A
Issued December 7, 2025
Color data
HEX #576E6A
RGB 87 / 110 / 106
HSL 170° / 12% / 39%
CMYK 21 / 0 / 4 / 57
opencolors.org/certificate/576E6A
The registry ID is GCR, the year the color was named, and its hex.
Registry ID
GCR-2025-576E6A
Issued December 7, 2025
Color data
HEX #576E6A
RGB 87 / 110 / 106
HSL 170° / 12% / 39%
CMYK 21 / 0 / 4 / 57
opencolors.org/certificate/576E6A
White text
5.46:1 · AA
Black text
3.84:1 · Fail
CSS
--aventurine: #576E6A;
Tailwind
bg-[#576E6A]
Token
{
"aventurine": {
"value": "#576E6A"
}
}