Cavalry Brown

CSS

:root {
  --cavalry-brown: #990003;
  --cavalry-brown-rgb: 153 0 3;
  --cavalry-brown-oklch: oklch(0.429 0.176 28.7);
}

.element {
  color: var(--cavalry-brown);
  background-color: hsl(359 100% 30%);
  border-color: oklch(0.429 0.176 28.7);
}

Tailwind CSS v4

@theme {
  --color-cavalry-brown: #990003;
  --color-cavalry-brown-50: #ffe3d7;
  --color-cavalry-brown-100: #ffd3c5;
  --color-cavalry-brown-200: #ffb8a7;
  --color-cavalry-brown-300: #ff937f;
  --color-cavalry-brown-400: #f46f60;
  --color-cavalry-brown-500: #e3483b;
  --color-cavalry-brown-600: #c03f33;
  --color-cavalry-brown-700: #9a3229;
  --color-cavalry-brown-800: #73221f;
  --color-cavalry-brown-900: #511714;
  --color-cavalry-brown-950: #360706;
}

SCSS

$cavalry-brown: #990003;
$cavalry-brown-rgb: 153, 0, 3;
$cavalry-brown-light: mix(#fff, $cavalry-brown, 20%);
$cavalry-brown-dark: mix(#000, $cavalry-brown, 20%);

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