Back home
In the registryIssued December 7, 2025GCR-2025-AA2121

The registry ID is GCR, the year the color was named, and its hex.

Red Menace certificate

Red Menace

Registry ID

GCR-2025-AA2121

Issued December 7, 2025

Color data

HEX #AA2121

RGB 170 / 33 / 33

HSL 0° / 67% / 40%

CMYK 0 / 81 / 81 / 33

opencolors.org/certificate/AA2121

Using this color

Aa

White text

7.12:1 · AAA

Aa

Black text

2.95:1 · Fail

Suggested pairings

Copy for a project

CSS

--red-menace: #AA2121;

Tailwind

bg-[#AA2121]

Token

{
  "red-menace": {
    "value": "#AA2121"
  }
}