Biking Red

CSS

:root {
  --biking-red: #7b222a;
  --biking-red-rgb: 123 34 42;
  --biking-red-oklch: oklch(0.396 0.122 19.8);
}

.element {
  color: var(--biking-red);
  background-color: hsl(355 57% 31%);
  border-color: oklch(0.396 0.122 19.8);
}

Tailwind CSS v4

@theme {
  --color-biking-red: #7b222a;
  --color-biking-red-50: #ffe8e6;
  --color-biking-red-100: #ffd9d6;
  --color-biking-red-200: #ffc0bd;
  --color-biking-red-300: #f09e9b;
  --color-biking-red-400: #dd7f80;
  --color-biking-red-500: #ca6164;
  --color-biking-red-600: #ab5255;
  --color-biking-red-700: #894244;
  --color-biking-red-800: #662f32;
  --color-biking-red-900: #482022;
  --color-biking-red-950: #2f0f11;
}

SCSS

$biking-red: #7b222a;
$biking-red-rgb: 123, 34, 42;
$biking-red-light: mix(#fff, $biking-red, 20%);
$biking-red-dark: mix(#000, $biking-red, 20%);

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