Dark Cobalt Blue
Registry ID
GCR-2025-33578A
Issued December 7, 2025
Color data
HEX #33578A
RGB 51 / 87 / 138
HSL 215° / 46% / 37%
CMYK 63 / 37 / 0 / 46
opencolors.org/certificate/33578A
The registry ID is GCR, the year the color was named, and its hex.
Registry ID
GCR-2025-33578A
Issued December 7, 2025
Color data
HEX #33578A
RGB 51 / 87 / 138
HSL 215° / 46% / 37%
CMYK 63 / 37 / 0 / 46
opencolors.org/certificate/33578A
White text
7.31:1 · AAA
Black text
2.87:1 · Fail
CSS
--dark-cobalt-blue: #33578A;
Tailwind
bg-[#33578A]
Token
{
"dark-cobalt-blue": {
"value": "#33578A"
}
}