#AD6159

CSS

:root {
  --dried-tomatoes: #ad6159;
  --dried-tomatoes-rgb: 173 97 89;
  --dried-tomatoes-oklch: oklch(0.578 0.1 26.9);
}

.element {
  color: var(--dried-tomatoes);
  background-color: hsl(6 34% 51%);
  border-color: oklch(0.578 0.1 26.9);
}

Tailwind CSS v4

@theme {
  --color-dried-tomatoes: #ad6159;
  --color-dried-tomatoes-50: #ffebe5;
  --color-dried-tomatoes-100: #ffdcd5;
  --color-dried-tomatoes-200: #fcc5bc;
  --color-dried-tomatoes-300: #e6a49a;
  --color-dried-tomatoes-400: #d3877e;
  --color-dried-tomatoes-500: #c06a62;
  --color-dried-tomatoes-600: #a25a53;
  --color-dried-tomatoes-700: #824842;
  --color-dried-tomatoes-800: #603431;
  --color-dried-tomatoes-900: #442321;
  --color-dried-tomatoes-950: #2b1210;
}

SCSS

$dried-tomatoes: #ad6159;
$dried-tomatoes-rgb: 173, 97, 89;
$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);
}