#270F21

CSS

:root {
  --shot-in-the-dark: #270f21;
  --shot-in-the-dark-rgb: 39 15 33;
  --shot-in-the-dark-oklch: oklch(0.213 0.05 337.5);
}

.element {
  color: var(--shot-in-the-dark);
  background-color: hsl(315 44% 11%);
  border-color: oklch(0.213 0.05 337.5);
}

Tailwind CSS v4

@theme {
  --color-shot-in-the-dark: #270f21;
  --color-shot-in-the-dark-50: #fff0fa;
  --color-shot-in-the-dark-100: #f4e2ed;
  --color-shot-in-the-dark-200: #e4ccdb;
  --color-shot-in-the-dark-300: #caaec0;
  --color-shot-in-the-dark-400: #b294a9;
  --color-shot-in-the-dark-500: #9c7a92;
  --color-shot-in-the-dark-600: #84677b;
  --color-shot-in-the-dark-700: #6a5263;
  --color-shot-in-the-dark-800: #4e3c49;
  --color-shot-in-the-dark-900: #362933;
  --color-shot-in-the-dark-950: #21171e;
}

SCSS

$shot-in-the-dark: #270f21;
$shot-in-the-dark-rgb: 39, 15, 33;
$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);
}