#1A0C21

CSS

:root {
  --shot-in-the-dark: #1a0c21;
  --shot-in-the-dark-rgb: 26 12 33;
  --shot-in-the-dark-oklch: oklch(0.186 0.045 313.5);
}

.element {
  color: var(--shot-in-the-dark);
  background-color: hsl(280 47% 9%);
  border-color: oklch(0.186 0.045 313.5);
}

Tailwind CSS v4

@theme {
  --color-shot-in-the-dark: #1a0c21;
  --color-shot-in-the-dark-50: #faf1fe;
  --color-shot-in-the-dark-100: #eee4f2;
  --color-shot-in-the-dark-200: #dccfe2;
  --color-shot-in-the-dark-300: #c1b1c8;
  --color-shot-in-the-dark-400: #a897b2;
  --color-shot-in-the-dark-500: #917e9c;
  --color-shot-in-the-dark-600: #7b6a84;
  --color-shot-in-the-dark-700: #62556a;
  --color-shot-in-the-dark-800: #483e4e;
  --color-shot-in-the-dark-900: #322b36;
  --color-shot-in-the-dark-950: #1e1821;
}

SCSS

$shot-in-the-dark: #1a0c21;
$shot-in-the-dark-rgb: 26, 12, 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);
}