Biro Blue
Registry ID
GCR-2025-2F3946
Issued December 7, 2025
Color data
HEX #2F3946
RGB 47 / 57 / 70
HSL 214° / 20% / 23%
CMYK 33 / 19 / 0 / 73
opencolors.org/certificate/2F3946
The registry ID is GCR, the year the color was named, and its hex.
Registry ID
GCR-2025-2F3946
Issued December 7, 2025
Color data
HEX #2F3946
RGB 47 / 57 / 70
HSL 214° / 20% / 23%
CMYK 33 / 19 / 0 / 73
opencolors.org/certificate/2F3946
White text
11.70:1 · AAA
Black text
1.79:1 · Fail
CSS
--biro-blue: #2F3946;
Tailwind
bg-[#2F3946]
Token
{
"biro-blue": {
"value": "#2F3946"
}
}