Black Sapphire
Registry ID
GCR-2025-434555
Issued December 7, 2025
Color data
HEX #434555
RGB 67 / 69 / 85
HSL 233° / 12% / 30%
CMYK 21 / 19 / 0 / 67
opencolors.org/certificate/434555
The registry ID is GCR, the year the color was named, and its hex.
Registry ID
GCR-2025-434555
Issued December 7, 2025
Color data
HEX #434555
RGB 67 / 69 / 85
HSL 233° / 12% / 30%
CMYK 21 / 19 / 0 / 67
opencolors.org/certificate/434555
White text
9.45:1 · AAA
Black text
2.22:1 · Fail
CSS
--black-sapphire: #434555;
Tailwind
bg-[#434555]
Token
{
"black-sapphire": {
"value": "#434555"
}
}