#D43D31

CSS

:root {
  --bloody-salmon: #d43d31;
  --bloody-salmon-rgb: 212 61 49;
  --bloody-salmon-oklch: oklch(0.582 0.19 28.8);
}

.element {
  color: var(--bloody-salmon);
  background-color: hsl(4 65% 51%);
  border-color: oklch(0.582 0.19 28.8);
}

Tailwind CSS v4

@theme {
  --color-bloody-salmon: #d43d31;
  --color-bloody-salmon-50: #ffe2d4;
  --color-bloody-salmon-100: #ffd1c2;
  --color-bloody-salmon-200: #ffb5a3;
  --color-bloody-salmon-300: #ff8f7a;
  --color-bloody-salmon-400: #fa6a5a;
  --color-bloody-salmon-500: #e93f32;
  --color-bloody-salmon-600: #c5372c;
  --color-bloody-salmon-700: #9e2c23;
  --color-bloody-salmon-800: #761e1b;
  --color-bloody-salmon-900: #541411;
  --color-bloody-salmon-950: #380404;
}

SCSS

$bloody-salmon: #d43d31;
$bloody-salmon-rgb: 212, 61, 49;
$bloody-salmon-light: mix(#fff, $bloody-salmon, 20%);
$bloody-salmon-dark: mix(#000, $bloody-salmon, 20%);

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