Wrought Iron

CSS

:root {
  --wrought-iron: #474749;
  --wrought-iron-rgb: 71 71 73;
  --wrought-iron-oklch: oklch(0.399 0.003 286.2);
}

.element {
  color: var(--wrought-iron);
  background-color: hsl(240 1% 28%);
  border-color: oklch(0.399 0.003 286.2);
}

Tailwind CSS v4

@theme {
  --color-wrought-iron: #474749;
  --color-wrought-iron-50: #f5f5f6;
  --color-wrought-iron-100: #e8e8e9;
  --color-wrought-iron-200: #d4d4d5;
  --color-wrought-iron-300: #b7b7b9;
  --color-wrought-iron-400: #9e9ea0;
  --color-wrought-iron-500: #868688;
  --color-wrought-iron-600: #717173;
  --color-wrought-iron-700: #5b5b5c;
  --color-wrought-iron-800: #424243;
  --color-wrought-iron-900: #2e2e2f;
  --color-wrought-iron-950: #1a1a1b;
}

SCSS

$wrought-iron: #474749;
$wrought-iron-rgb: 71, 71, 73;
$wrought-iron-light: mix(#fff, $wrought-iron, 20%);
$wrought-iron-dark: mix(#000, $wrought-iron, 20%);

.element {
  color: $wrought-iron;
  box-shadow: 0 0 0 2px rgba($wrought-iron, 0.35);
}