Uluru Red

CSS

:root {
  --uluru-red: #921d0f;
  --uluru-red-rgb: 146 29 15;
  --uluru-red-oklch: oklch(0.431 0.154 30.7);
}

.element {
  color: var(--uluru-red);
  background-color: hsl(6 81% 32%);
  border-color: oklch(0.431 0.154 30.7);
}

Tailwind CSS v4

@theme {
  --color-uluru-red: #921d0f;
  --color-uluru-red-50: #ffe6d9;
  --color-uluru-red-100: #ffd6c7;
  --color-uluru-red-200: #ffbcaa;
  --color-uluru-red-300: #fc9984;
  --color-uluru-red-400: #eb7865;
  --color-uluru-red-500: #d95542;
  --color-uluru-red-600: #b74939;
  --color-uluru-red-700: #933a2d;
  --color-uluru-red-800: #6e2921;
  --color-uluru-red-900: #4e1b16;
  --color-uluru-red-950: #330b07;
}

SCSS

$uluru-red: #921d0f;
$uluru-red-rgb: 146, 29, 15;
$uluru-red-light: mix(#fff, $uluru-red, 20%);
$uluru-red-dark: mix(#000, $uluru-red, 20%);

.element {
  color: $uluru-red;
  box-shadow: 0 0 0 2px rgba($uluru-red, 0.35);
}