#A76557

CSS

:root {
  --dried-tomatoes: #a76557;
  --dried-tomatoes-rgb: 167 101 87;
  --dried-tomatoes-oklch: oklch(0.576 0.089 32.7);
}

.element {
  color: var(--dried-tomatoes);
  background-color: hsl(10 31% 50%);
  border-color: oklch(0.576 0.089 32.7);
}

Tailwind CSS v4

@theme {
  --color-dried-tomatoes: #a76557;
  --color-dried-tomatoes-50: #ffede4;
  --color-dried-tomatoes-100: #ffded4;
  --color-dried-tomatoes-200: #f8c7bb;
  --color-dried-tomatoes-300: #e1a899;
  --color-dried-tomatoes-400: #cd8b7d;
  --color-dried-tomatoes-500: #b96f60;
  --color-dried-tomatoes-600: #9d5f51;
  --color-dried-tomatoes-700: #7e4b41;
  --color-dried-tomatoes-800: #5d362f;
  --color-dried-tomatoes-900: #412520;
  --color-dried-tomatoes-950: #2a1410;
}

SCSS

$dried-tomatoes: #a76557;
$dried-tomatoes-rgb: 167, 101, 87;
$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);
}