#AD615A

CSS

:root {
  --dried-tomatoes: #ad615a;
  --dried-tomatoes-rgb: 173 97 90;
  --dried-tomatoes-oklch: oklch(0.578 0.1 26.2);
}

.element {
  color: var(--dried-tomatoes);
  background-color: hsl(5 34% 52%);
  border-color: oklch(0.578 0.1 26.2);
}

Tailwind CSS v4

@theme {
  --color-dried-tomatoes: #ad615a;
  --color-dried-tomatoes-50: #ffebe5;
  --color-dried-tomatoes-100: #ffdcd5;
  --color-dried-tomatoes-200: #fcc5bd;
  --color-dried-tomatoes-300: #e6a49b;
  --color-dried-tomatoes-400: #d3877f;
  --color-dried-tomatoes-500: #bf6a63;
  --color-dried-tomatoes-600: #a25a54;
  --color-dried-tomatoes-700: #824843;
  --color-dried-tomatoes-800: #603431;
  --color-dried-tomatoes-900: #442321;
  --color-dried-tomatoes-950: #2b1211;
}

SCSS

$dried-tomatoes: #ad615a;
$dried-tomatoes-rgb: 173, 97, 90;
$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);
}