#AD5E54

CSS

:root {
  --dried-tomatoes: #ad5e54;
  --dried-tomatoes-rgb: 173 94 84;
  --dried-tomatoes-oklch: oklch(0.571 0.105 28.3);
}

.element {
  color: var(--dried-tomatoes);
  background-color: hsl(7 35% 50%);
  border-color: oklch(0.571 0.105 28.3);
}

Tailwind CSS v4

@theme {
  --color-dried-tomatoes: #ad5e54;
  --color-dried-tomatoes-50: #ffebe4;
  --color-dried-tomatoes-100: #ffdcd3;
  --color-dried-tomatoes-200: #fec4ba;
  --color-dried-tomatoes-300: #e8a497;
  --color-dried-tomatoes-400: #d5867b;
  --color-dried-tomatoes-500: #c2695e;
  --color-dried-tomatoes-600: #a45950;
  --color-dried-tomatoes-700: #834740;
  --color-dried-tomatoes-800: #62332f;
  --color-dried-tomatoes-900: #452320;
  --color-dried-tomatoes-950: #2c120f;
}

SCSS

$dried-tomatoes: #ad5e54;
$dried-tomatoes-rgb: 173, 94, 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);
}