#241120

CSS

:root {
  --shot-in-the-dark: #241120;
  --shot-in-the-dark-rgb: 36 17 32;
  --shot-in-the-dark-oklch: oklch(0.212 0.041 335.1);
}

.element {
  color: var(--shot-in-the-dark);
  background-color: hsl(313 36% 10%);
  border-color: oklch(0.212 0.041 335.1);
}

Tailwind CSS v4

@theme {
  --color-shot-in-the-dark: #241120;
  --color-shot-in-the-dark-50: #fdf1f9;
  --color-shot-in-the-dark-100: #f1e3ed;
  --color-shot-in-the-dark-200: #e0cedb;
  --color-shot-in-the-dark-300: #c6b0bf;
  --color-shot-in-the-dark-400: #ae96a8;
  --color-shot-in-the-dark-500: #987c91;
  --color-shot-in-the-dark-600: #80697b;
  --color-shot-in-the-dark-700: #675462;
  --color-shot-in-the-dark-800: #4b3d48;
  --color-shot-in-the-dark-900: #342a32;
  --color-shot-in-the-dark-950: #20181e;
}

SCSS

$shot-in-the-dark: #241120;
$shot-in-the-dark-rgb: 36, 17, 32;
$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);
}