#02120D

CSS

:root {
  --jedi-night: #02120d;
  --jedi-night-rgb: 2 18 13;
  --jedi-night-oklch: oklch(0.165 0.027 172.6);
}

.element {
  color: var(--jedi-night);
  background-color: hsl(161 80% 4%);
  border-color: oklch(0.165 0.027 172.6);
}

Tailwind CSS v4

@theme {
  --color-jedi-night: #02120d;
  --color-jedi-night-50: #eef8f4;
  --color-jedi-night-100: #dfebe7;
  --color-jedi-night-200: #c9d8d3;
  --color-jedi-night-300: #aabcb6;
  --color-jedi-night-400: #8fa49d;
  --color-jedi-night-500: #748c84;
  --color-jedi-night-600: #637770;
  --color-jedi-night-700: #4f5f59;
  --color-jedi-night-800: #394641;
  --color-jedi-night-900: #27302d;
  --color-jedi-night-950: #151c1a;
}

SCSS

$jedi-night: #02120d;
$jedi-night-rgb: 2, 18, 13;
$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);
}