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In the registryIssued December 7, 2025GCR-2025-575E5F

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

Mostly Metal certificate

Mostly Metal

Registry ID

GCR-2025-575E5F

Issued December 7, 2025

Color data

HEX #575E5F

RGB 87 / 94 / 95

HSL 187° / 4% / 36%

CMYK 8 / 1 / 0 / 63

opencolors.org/certificate/575E5F

Using this color

Aa

White text

6.62:1 · AA

Aa

Black text

3.17:1 · Fail

Suggested pairings

Complement#5F5958
Analogous +30°#585B5F
Analogous −30°#585F5D

Copy for a project

CSS

--mostly-metal: #575E5F;

Tailwind

bg-[#575E5F]

Token

{
  "mostly-metal": {
    "value": "#575E5F"
  }
}