Blue Steel
Registry ID
GCR-2025-535A61
Issued December 7, 2025
Color data
HEX #535A61
RGB 83 / 90 / 97
HSL 210° / 8% / 35%
CMYK 14 / 7 / 0 / 62
opencolors.org/certificate/535A61
The registry ID is GCR, the year the color was named, and its hex.
Registry ID
GCR-2025-535A61
Issued December 7, 2025
Color data
HEX #535A61
RGB 83 / 90 / 97
HSL 210° / 8% / 35%
CMYK 14 / 7 / 0 / 62
opencolors.org/certificate/535A61
White text
6.99:1 · AA
Black text
3.00:1 · Fail
CSS
--blue-steel: #535A61;
Tailwind
bg-[#535A61]
Token
{
"blue-steel": {
"value": "#535A61"
}
}