Volcanic Brick

CSS

:root {
  --volcanic-brick: #72453a;
  --volcanic-brick-rgb: 114 69 58;
  --volcanic-brick-oklch: oklch(0.44 0.065 34.5);
}

.element {
  color: var(--volcanic-brick);
  background-color: hsl(12 33% 34%);
  border-color: oklch(0.44 0.065 34.5);
}

Tailwind CSS v4

@theme {
  --color-volcanic-brick: #72453a;
  --color-volcanic-brick-50: #ffefe8;
  --color-volcanic-brick-100: #fde1d9;
  --color-volcanic-brick-200: #eecbc1;
  --color-volcanic-brick-300: #d6aca0;
  --color-volcanic-brick-400: #c29185;
  --color-volcanic-brick-500: #ad7769;
  --color-volcanic-brick-600: #926559;
  --color-volcanic-brick-700: #755047;
  --color-volcanic-brick-800: #573a34;
  --color-volcanic-brick-900: #3d2823;
  --color-volcanic-brick-950: #261612;
}

SCSS

$volcanic-brick: #72453a;
$volcanic-brick-rgb: 114, 69, 58;
$volcanic-brick-light: mix(#fff, $volcanic-brick, 20%);
$volcanic-brick-dark: mix(#000, $volcanic-brick, 20%);

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