Left on Red
Registry ID
GCR-2025-FF0303
Issued December 7, 2025
Color data
HEX #FF0303
RGB 255 / 3 / 3
HSL 0° / 100% / 51%
CMYK 0 / 99 / 99 / 0
opencolors.org/certificate/FF0303
The registry ID is GCR, the year the color was named, and its hex.
Registry ID
GCR-2025-FF0303
Issued December 7, 2025
Color data
HEX #FF0303
RGB 255 / 3 / 3
HSL 0° / 100% / 51%
CMYK 0 / 99 / 99 / 0
opencolors.org/certificate/FF0303
White text
3.99:1 · Fail
Black text
5.27:1 · AA
CSS
--left-on-red: #FF0303;
Tailwind
bg-[#FF0303]
Token
{
"left-on-red": {
"value": "#FF0303"
}
}