#432A2D

CSS

:root {
  --dark-roast: #432a2d;
  --dark-roast-rgb: 67 42 45;
  --dark-roast-oklch: oklch(0.317 0.038 11.6);
}

.element {
  color: var(--dark-roast);
  background-color: hsl(353 23% 21%);
  border-color: oklch(0.317 0.038 11.6);
}

Tailwind CSS v4

@theme {
  --color-dark-roast: #432a2d;
  --color-dark-roast-50: #fff1f2;
  --color-dark-roast-100: #f4e3e4;
  --color-dark-roast-200: #e4cecf;
  --color-dark-roast-300: #cab0b2;
  --color-dark-roast-400: #b39699;
  --color-dark-roast-500: #9d7c80;
  --color-dark-roast-600: #85696c;
  --color-dark-roast-700: #6b5456;
  --color-dark-roast-800: #4e3d3f;
  --color-dark-roast-900: #372a2c;
  --color-dark-roast-950: #211819;
}

SCSS

$dark-roast: #432a2d;
$dark-roast-rgb: 67, 42, 45;
$dark-roast-light: mix(#fff, $dark-roast, 20%);
$dark-roast-dark: mix(#000, $dark-roast, 20%);

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