#AC5F4F

CSS

:root {
  --dried-tomatoes: #ac5f4f;
  --dried-tomatoes-rgb: 172 95 79;
  --dried-tomatoes-oklch: oklch(0.571 0.104 32.8);
}

.element {
  color: var(--dried-tomatoes);
  background-color: hsl(10 37% 49%);
  border-color: oklch(0.571 0.104 32.8);
}

Tailwind CSS v4

@theme {
  --color-dried-tomatoes: #ac5f4f;
  --color-dried-tomatoes-50: #ffebe2;
  --color-dried-tomatoes-100: #ffdcd1;
  --color-dried-tomatoes-200: #fdc5b7;
  --color-dried-tomatoes-300: #e7a594;
  --color-dried-tomatoes-400: #d48777;
  --color-dried-tomatoes-500: #c16a59;
  --color-dried-tomatoes-600: #a35a4b;
  --color-dried-tomatoes-700: #83483c;
  --color-dried-tomatoes-800: #61342c;
  --color-dried-tomatoes-900: #44231e;
  --color-dried-tomatoes-950: #2c120e;
}

SCSS

$dried-tomatoes: #ac5f4f;
$dried-tomatoes-rgb: 172, 95, 79;
$dried-tomatoes-light: mix(#fff, $dried-tomatoes, 20%);
$dried-tomatoes-dark: mix(#000, $dried-tomatoes, 20%);

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