#B04D4E

CSS

:root {
  --intrigue-red: #b04d4e;
  --intrigue-red-rgb: 176 77 78;
  --intrigue-red-oklch: oklch(0.548 0.13 21.7);
}

.element {
  color: var(--intrigue-red);
  background-color: hsl(359 39% 50%);
  border-color: oklch(0.548 0.13 21.7);
}

Tailwind CSS v4

@theme {
  --color-intrigue-red: #b04d4e;
  --color-intrigue-red-50: #ffe8e3;
  --color-intrigue-red-100: #ffd8d3;
  --color-intrigue-red-200: #ffbfba;
  --color-intrigue-red-300: #f39d97;
  --color-intrigue-red-400: #e17d7c;
  --color-intrigue-red-500: #ce5e5f;
  --color-intrigue-red-600: #ae5050;
  --color-intrigue-red-700: #8c4040;
  --color-intrigue-red-800: #682d2f;
  --color-intrigue-red-900: #491f20;
  --color-intrigue-red-950: #300e10;
}

SCSS

$intrigue-red: #b04d4e;
$intrigue-red-rgb: 176, 77, 78;
$intrigue-red-light: mix(#fff, $intrigue-red, 20%);
$intrigue-red-dark: mix(#000, $intrigue-red, 20%);

.element {
  color: $intrigue-red;
  box-shadow: 0 0 0 2px rgba($intrigue-red, 0.35);
}