#201325

CSS

:root {
  --shot-in-the-dark: #201325;
  --shot-in-the-dark-rgb: 32 19 37;
  --shot-in-the-dark-oklch: oklch(0.213 0.039 316.3);
}

.element {
  color: var(--shot-in-the-dark);
  background-color: hsl(283 32% 11%);
  border-color: oklch(0.213 0.039 316.3);
}

Tailwind CSS v4

@theme {
  --color-shot-in-the-dark: #201325;
  --color-shot-in-the-dark-50: #faf2fd;
  --color-shot-in-the-dark-100: #eee4f1;
  --color-shot-in-the-dark-200: #dccfdf;
  --color-shot-in-the-dark-300: #c0b1c5;
  --color-shot-in-the-dark-400: #a898ae;
  --color-shot-in-the-dark-500: #917f98;
  --color-shot-in-the-dark-600: #7a6b80;
  --color-shot-in-the-dark-700: #625667;
  --color-shot-in-the-dark-800: #473e4c;
  --color-shot-in-the-dark-900: #312b35;
  --color-shot-in-the-dark-950: #1d1820;
}

SCSS

$shot-in-the-dark: #201325;
$shot-in-the-dark-rgb: 32, 19, 37;
$shot-in-the-dark-light: mix(#fff, $shot-in-the-dark, 20%);
$shot-in-the-dark-dark: mix(#000, $shot-in-the-dark, 20%);

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