Gulf Stream
Registry ID
GCR-2025-01858B
Issued December 7, 2025
Color data
HEX #01858B
RGB 1 / 133 / 139
HSL 183° / 99% / 27%
CMYK 99 / 4 / 0 / 45
opencolors.org/certificate/01858B
The registry ID is GCR, the year the color was named, and its hex.
Registry ID
GCR-2025-01858B
Issued December 7, 2025
Color data
HEX #01858B
RGB 1 / 133 / 139
HSL 183° / 99% / 27%
CMYK 99 / 4 / 0 / 45
opencolors.org/certificate/01858B
White text
4.44:1 · Fail
Black text
4.73:1 · AA
CSS
--gulf-stream: #01858B;
Tailwind
bg-[#01858B]
Token
{
"gulf-stream": {
"value": "#01858B"
}
}