Aquarium
Registry ID
GCR-2025-356B6F
Issued December 7, 2025
Color data
HEX #356B6F
RGB 53 / 107 / 111
HSL 184° / 35% / 32%
CMYK 52 / 4 / 0 / 56
opencolors.org/certificate/356B6F
The registry ID is GCR, the year the color was named, and its hex.
Registry ID
GCR-2025-356B6F
Issued December 7, 2025
Color data
HEX #356B6F
RGB 53 / 107 / 111
HSL 184° / 35% / 32%
CMYK 52 / 4 / 0 / 56
opencolors.org/certificate/356B6F
White text
6.03:1 · AA
Black text
3.48:1 · Fail
CSS
--aquarium: #356B6F;
Tailwind
bg-[#356B6F]
Token
{
"aquarium": {
"value": "#356B6F"
}
}