#BC553C

CSS

:root {
  --hot-chilli: #bc553c;
  --hot-chilli-rgb: 188 85 60;
  --hot-chilli-oklch: oklch(0.575 0.139 34.9);
}

.element {
  color: var(--hot-chilli);
  background-color: hsl(12 52% 49%);
  border-color: oklch(0.575 0.139 34.9);
}

Tailwind CSS v4

@theme {
  --color-hot-chilli: #bc553c;
  --color-hot-chilli-50: #ffe8da;
  --color-hot-chilli-100: #ffd9c8;
  --color-hot-chilli-200: #ffc0aa;
  --color-hot-chilli-300: #f59e84;
  --color-hot-chilli-400: #e47e65;
  --color-hot-chilli-500: #d15e42;
  --color-hot-chilli-600: #b15039;
  --color-hot-chilli-700: #8e402d;
  --color-hot-chilli-800: #6a2d21;
  --color-hot-chilli-900: #4b1f16;
  --color-hot-chilli-950: #310e07;
}

SCSS

$hot-chilli: #bc553c;
$hot-chilli-rgb: 188, 85, 60;
$hot-chilli-light: mix(#fff, $hot-chilli, 20%);
$hot-chilli-dark: mix(#000, $hot-chilli, 20%);

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