#010A02

CSS

:root {
  --jedi-night: #010a02;
  --jedi-night-rgb: 1 10 2;
  --jedi-night-oklch: oklch(0.128 0.032 147.2);
}

.element {
  color: var(--jedi-night);
  background-color: hsl(127 82% 2%);
  border-color: oklch(0.128 0.032 147.2);
}

Tailwind CSS v4

@theme {
  --color-jedi-night: #010a02;
  --color-jedi-night-50: #eff8f0;
  --color-jedi-night-100: #e1ebe2;
  --color-jedi-night-200: #cbd8cd;
  --color-jedi-night-300: #adbcaf;
  --color-jedi-night-400: #92a494;
  --color-jedi-night-500: #798c7a;
  --color-jedi-night-600: #667767;
  --color-jedi-night-700: #525f53;
  --color-jedi-night-800: #3c453c;
  --color-jedi-night-900: #293029;
  --color-jedi-night-950: #171c17;
}

SCSS

$jedi-night: #010a02;
$jedi-night-rgb: 1, 10, 2;
$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);
}