Cornell Red

CSS

:root {
  --cornell-red: #b31b11;
  --cornell-red-rgb: 179 27 17;
  --cornell-red-oklch: oklch(0.493 0.187 29.5);
}

.element {
  color: var(--cornell-red);
  background-color: hsl(4 83% 38%);
  border-color: oklch(0.493 0.187 29.5);
}

Tailwind CSS v4

@theme {
  --color-cornell-red: #b31b11;
  --color-cornell-red-50: #ffe2d4;
  --color-cornell-red-100: #ffd1c2;
  --color-cornell-red-200: #ffb6a3;
  --color-cornell-red-300: #ff907a;
  --color-cornell-red-400: #f96b59;
  --color-cornell-red-500: #e84132;
  --color-cornell-red-600: #c4392c;
  --color-cornell-red-700: #9d2e23;
  --color-cornell-red-800: #761f1a;
  --color-cornell-red-900: #531511;
  --color-cornell-red-950: #370504;
}

SCSS

$cornell-red: #b31b11;
$cornell-red-rgb: 179, 27, 17;
$cornell-red-light: mix(#fff, $cornell-red, 20%);
$cornell-red-dark: mix(#000, $cornell-red, 20%);

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