#995F25

CSS

:root {
  --chilli-con-carne: #995f25;
  --chilli-con-carne-rgb: 153 95 37;
  --chilli-con-carne-oklch: oklch(0.539 0.104 62);
}

.element {
  color: var(--chilli-con-carne);
  background-color: hsl(30 61% 37%);
  border-color: oklch(0.539 0.104 62);
}

Tailwind CSS v4

@theme {
  --color-chilli-con-carne: #995f25;
  --color-chilli-con-carne-50: #fff0d7;
  --color-chilli-con-carne-100: #ffe1c4;
  --color-chilli-con-carne-200: #f5cca6;
  --color-chilli-con-carne-300: #ddac7f;
  --color-chilli-con-carne-400: #cb905c;
  --color-chilli-con-carne-500: #b77535;
  --color-chilli-con-carne-600: #9a632e;
  --color-chilli-con-carne-700: #7c4f24;
  --color-chilli-con-carne-800: #5c3919;
  --color-chilli-con-carne-900: #412710;
  --color-chilli-con-carne-950: #291504;
}

SCSS

$chilli-con-carne: #995f25;
$chilli-con-carne-rgb: 153, 95, 37;
$chilli-con-carne-light: mix(#fff, $chilli-con-carne, 20%);
$chilli-con-carne-dark: mix(#000, $chilli-con-carne, 20%);

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