Hello Fall

CSS

:root {
  --hello-fall: #995533;
  --hello-fall-rgb: 153 85 51;
  --hello-fall-oklch: oklch(0.522 0.102 46.2);
}

.element {
  color: var(--hello-fall);
  background-color: hsl(20 50% 40%);
  border-color: oklch(0.522 0.102 46.2);
}

Tailwind CSS v4

@theme {
  --color-hello-fall: #995533;
  --color-hello-fall-50: #ffeddc;
  --color-hello-fall-100: #ffdfcb;
  --color-hello-fall-200: #fac8af;
  --color-hello-fall-300: #e3a88a;
  --color-hello-fall-400: #d18b6a;
  --color-hello-fall-500: #bd6f49;
  --color-hello-fall-600: #a05e3e;
  --color-hello-fall-700: #804b31;
  --color-hello-fall-800: #5f3624;
  --color-hello-fall-900: #432518;
  --color-hello-fall-950: #2b1309;
}

SCSS

$hello-fall: #995533;
$hello-fall-rgb: 153, 85, 51;
$hello-fall-light: mix(#fff, $hello-fall, 20%);
$hello-fall-dark: mix(#000, $hello-fall, 20%);

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