#A3635D

CSS

:root {
  --dried-tomatoes: #a3635d;
  --dried-tomatoes-rgb: 163 99 93;
  --dried-tomatoes-oklch: oklch(0.569 0.084 25.8);
}

.element {
  color: var(--dried-tomatoes);
  background-color: hsl(5 28% 50%);
  border-color: oklch(0.569 0.084 25.8);
}

Tailwind CSS v4

@theme {
  --color-dried-tomatoes: #a3635d;
  --color-dried-tomatoes-50: #ffede8;
  --color-dried-tomatoes-100: #ffded9;
  --color-dried-tomatoes-200: #f6c7c1;
  --color-dried-tomatoes-300: #dfa8a0;
  --color-dried-tomatoes-400: #cc8b85;
  --color-dried-tomatoes-500: #b77069;
  --color-dried-tomatoes-600: #9b5f59;
  --color-dried-tomatoes-700: #7c4c47;
  --color-dried-tomatoes-800: #5c3634;
  --color-dried-tomatoes-900: #412523;
  --color-dried-tomatoes-950: #291412;
}

SCSS

$dried-tomatoes: #a3635d;
$dried-tomatoes-rgb: 163, 99, 93;
$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);
}