Newport Indigo
Registry ID
GCR-2025-313D6C
Issued December 7, 2025
Color data
HEX #313D6C
RGB 49 / 61 / 108
HSL 228° / 38% / 31%
CMYK 55 / 44 / 0 / 58
opencolors.org/certificate/313D6C
The registry ID is GCR, the year the color was named, and its hex.
Registry ID
GCR-2025-313D6C
Issued December 7, 2025
Color data
HEX #313D6C
RGB 49 / 61 / 108
HSL 228° / 38% / 31%
CMYK 55 / 44 / 0 / 58
opencolors.org/certificate/313D6C
White text
10.42:1 · AAA
Black text
2.01:1 · Fail
CSS
--newport-indigo: #313D6C;
Tailwind
bg-[#313D6C]
Token
{
"newport-indigo": {
"value": "#313D6C"
}
}