#AA6454

CSS

:root {
  --dried-tomatoes: #aa6454;
  --dried-tomatoes-rgb: 170 100 84;
  --dried-tomatoes-oklch: oklch(0.578 0.094 33.7);
}

.element {
  color: var(--dried-tomatoes);
  background-color: hsl(11 34% 50%);
  border-color: oklch(0.578 0.094 33.7);
}

Tailwind CSS v4

@theme {
  --color-dried-tomatoes: #aa6454;
  --color-dried-tomatoes-50: #ffece3;
  --color-dried-tomatoes-100: #ffded3;
  --color-dried-tomatoes-200: #fac7b9;
  --color-dried-tomatoes-300: #e3a796;
  --color-dried-tomatoes-400: #d08a7a;
  --color-dried-tomatoes-500: #bc6e5c;
  --color-dried-tomatoes-600: #9f5d4e;
  --color-dried-tomatoes-700: #804a3e;
  --color-dried-tomatoes-800: #5f352e;
  --color-dried-tomatoes-900: #42241f;
  --color-dried-tomatoes-950: #2b130f;
}

SCSS

$dried-tomatoes: #aa6454;
$dried-tomatoes-rgb: 170, 100, 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);
}