#BB2B00

CSS

:root {
  --dropped-brick: #bb2b00;
  --dropped-brick-rgb: 187 43 0;
  --dropped-brick-oklch: oklch(0.518 0.185 34.2);
}

.element {
  color: var(--dropped-brick);
  background-color: hsl(14 100% 37%);
  border-color: oklch(0.518 0.185 34.2);
}

Tailwind CSS v4

@theme {
  --color-dropped-brick: #bb2b00;
  --color-dropped-brick-50: #ffe3d1;
  --color-dropped-brick-100: #ffd3bd;
  --color-dropped-brick-200: #ffb89c;
  --color-dropped-brick-300: #ff9272;
  --color-dropped-brick-400: #f86e4e;
  --color-dropped-brick-500: #e6451e;
  --color-dropped-brick-600: #c33c1d;
  --color-dropped-brick-700: #9d3017;
  --color-dropped-brick-800: #752112;
  --color-dropped-brick-900: #53160b;
  --color-dropped-brick-950: #370601;
}

SCSS

$dropped-brick: #bb2b00;
$dropped-brick-rgb: 187, 43, 0;
$dropped-brick-light: mix(#fff, $dropped-brick, 20%);
$dropped-brick-dark: mix(#000, $dropped-brick, 20%);

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