#011411

CSS

:root {
  --jedi-night: #011411;
  --jedi-night-rgb: 1 20 17;
  --jedi-night-oklch: oklch(0.173 0.029 182.5);
}

.element {
  color: var(--jedi-night);
  background-color: hsl(171 90% 4%);
  border-color: oklch(0.173 0.029 182.5);
}

Tailwind CSS v4

@theme {
  --color-jedi-night: #011411;
  --color-jedi-night-50: #edf8f6;
  --color-jedi-night-100: #deebe9;
  --color-jedi-night-200: #c7d8d6;
  --color-jedi-night-300: #a8bcb9;
  --color-jedi-night-400: #8ca4a0;
  --color-jedi-night-500: #728d88;
  --color-jedi-night-600: #607773;
  --color-jedi-night-700: #4d5f5c;
  --color-jedi-night-800: #384643;
  --color-jedi-night-900: #26302e;
  --color-jedi-night-950: #141d1b;
}

SCSS

$jedi-night: #011411;
$jedi-night-rgb: 1, 20, 17;
$jedi-night-light: mix(#fff, $jedi-night, 20%);
$jedi-night-dark: mix(#000, $jedi-night, 20%);

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