#8B5700

CSS

:root {
  --grizzly: #8b5700;
  --grizzly-rgb: 139 87 0;
  --grizzly-oklch: oklch(0.503 0.109 69.9);
}

.element {
  color: var(--grizzly);
  background-color: hsl(38 100% 27%);
  border-color: oklch(0.503 0.109 69.9);
}

Tailwind CSS v4

@theme {
  --color-grizzly: #8b5700;
  --color-grizzly-50: #fff1d4;
  --color-grizzly-100: #ffe3c1;
  --color-grizzly-200: #f2cda1;
  --color-grizzly-300: #daaf78;
  --color-grizzly-400: #c89352;
  --color-grizzly-500: #b47825;
  --color-grizzly-600: #986522;
  --color-grizzly-700: #7a511b;
  --color-grizzly-800: #5b3a12;
  --color-grizzly-900: #40280b;
  --color-grizzly-950: #281601;
}

SCSS

$grizzly: #8b5700;
$grizzly-rgb: 139, 87, 0;
$grizzly-light: mix(#fff, $grizzly, 20%);
$grizzly-dark: mix(#000, $grizzly, 20%);

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