Costume Blue
Registry ID
GCR-2025-6477A0
Issued December 7, 2025
Color data
HEX #6477A0
RGB 100 / 119 / 160
HSL 221° / 24% / 51%
CMYK 38 / 26 / 0 / 37
opencolors.org/certificate/6477A0
The registry ID is GCR, the year the color was named, and its hex.
Registry ID
GCR-2025-6477A0
Issued December 7, 2025
Color data
HEX #6477A0
RGB 100 / 119 / 160
HSL 221° / 24% / 51%
CMYK 38 / 26 / 0 / 37
opencolors.org/certificate/6477A0
White text
4.48:1 · Fail
Black text
4.69:1 · AA
CSS
--costume-blue: #6477A0;
Tailwind
bg-[#6477A0]
Token
{
"costume-blue": {
"value": "#6477A0"
}
}