#946131

CSS

:root {
  --chilli-con-carne: #946131;
  --chilli-con-carne-rgb: 148 97 49;
  --chilli-con-carne-oklch: oklch(0.538 0.092 62);
}

.element {
  color: var(--chilli-con-carne);
  background-color: hsl(29 50% 39%);
  border-color: oklch(0.538 0.092 62);
}

Tailwind CSS v4

@theme {
  --color-chilli-con-carne: #946131;
  --color-chilli-con-carne-50: #fff0db;
  --color-chilli-con-carne-100: #ffe2c9;
  --color-chilli-con-carne-200: #f1cdac;
  --color-chilli-con-carne-300: #d9ae86;
  --color-chilli-con-carne-400: #c69265;
  --color-chilli-con-carne-500: #b27742;
  --color-chilli-con-carne-600: #966539;
  --color-chilli-con-carne-700: #78512d;
  --color-chilli-con-carne-800: #5a3a20;
  --color-chilli-con-carne-900: #3f2815;
  --color-chilli-con-carne-950: #281606;
}

SCSS

$chilli-con-carne: #946131;
$chilli-con-carne-rgb: 148, 97, 49;
$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);
}