Dark Charcoal

CSS

:root {
  --dark-charcoal: #333232;
  --dark-charcoal-rgb: 51 50 50;
  --dark-charcoal-oklch: oklch(0.318 0.001 17.2);
}

.element {
  color: var(--dark-charcoal);
  background-color: hsl(0 1% 20%);
  border-color: oklch(0.318 0.001 17.2);
}

Tailwind CSS v4

@theme {
  --color-dark-charcoal: #333232;
  --color-dark-charcoal-50: #f5f5f5;
  --color-dark-charcoal-100: #e8e8e7;
  --color-dark-charcoal-200: #d5d4d4;
  --color-dark-charcoal-300: #b8b7b7;
  --color-dark-charcoal-400: #9f9e9e;
  --color-dark-charcoal-500: #878686;
  --color-dark-charcoal-600: #727171;
  --color-dark-charcoal-700: #5b5a5a;
  --color-dark-charcoal-800: #434242;
  --color-dark-charcoal-900: #2e2e2e;
  --color-dark-charcoal-950: #1b1a1a;
}

SCSS

$dark-charcoal: #333232;
$dark-charcoal-rgb: 51, 50, 50;
$dark-charcoal-light: mix(#fff, $dark-charcoal, 20%);
$dark-charcoal-dark: mix(#000, $dark-charcoal, 20%);

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