#AD6254

CSS

:root {
  --dried-tomatoes: #ad6254;
  --dried-tomatoes-rgb: 173 98 84;
  --dried-tomatoes-oklch: oklch(0.578 0.1 31.5);
}

.element {
  color: var(--dried-tomatoes);
  background-color: hsl(9 35% 50%);
  border-color: oklch(0.578 0.1 31.5);
}

Tailwind CSS v4

@theme {
  --color-dried-tomatoes: #ad6254;
  --color-dried-tomatoes-50: #ffece3;
  --color-dried-tomatoes-100: #ffddd2;
  --color-dried-tomatoes-200: #fcc6b9;
  --color-dried-tomatoes-300: #e6a596;
  --color-dried-tomatoes-400: #d38879;
  --color-dried-tomatoes-500: #bf6b5c;
  --color-dried-tomatoes-600: #a25b4e;
  --color-dried-tomatoes-700: #82493e;
  --color-dried-tomatoes-800: #60342e;
  --color-dried-tomatoes-900: #44241f;
  --color-dried-tomatoes-950: #2b120f;
}

SCSS

$dried-tomatoes: #ad6254;
$dried-tomatoes-rgb: 173, 98, 84;
$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);
}