Bat-Signal
Registry ID
GCR-2025-FEFF00
Issued December 7, 2025
Color data
HEX #FEFF00
RGB 254 / 255 / 0
HSL 60° / 100% / 50%
CMYK 0 / 0 / 100 / 0
opencolors.org/certificate/FEFF00
The registry ID is GCR, the year the color was named, and its hex.
Registry ID
GCR-2025-FEFF00
Issued December 7, 2025
Color data
HEX #FEFF00
RGB 254 / 255 / 0
HSL 60° / 100% / 50%
CMYK 0 / 0 / 100 / 0
opencolors.org/certificate/FEFF00
White text
1.08:1 · Fail
Black text
19.52:1 · AAA
CSS
--bat-signal: #FEFF00;
Tailwind
bg-[#FEFF00]
Token
{
"bat-signal": {
"value": "#FEFF00"
}
}