Ruby Ring

CSS

:root {
  --ruby-ring: #a03d41;
  --ruby-ring-rgb: 160 61 65;
  --ruby-ring-oklch: oklch(0.498 0.132 20.9);
}

.element {
  color: var(--ruby-ring);
  background-color: hsl(358 45% 43%);
  border-color: oklch(0.498 0.132 20.9);
}

Tailwind CSS v4

@theme {
  --color-ruby-ring: #a03d41;
  --color-ruby-ring-50: #ffe7e4;
  --color-ruby-ring-100: #ffd7d4;
  --color-ruby-ring-200: #ffbfba;
  --color-ruby-ring-300: #f49c98;
  --color-ruby-ring-400: #e27d7d;
  --color-ruby-ring-500: #cf5d5f;
  --color-ruby-ring-600: #af4f51;
  --color-ruby-ring-700: #8c3f41;
  --color-ruby-ring-800: #682d30;
  --color-ruby-ring-900: #4a1e20;
  --color-ruby-ring-950: #300e10;
}

SCSS

$ruby-ring: #a03d41;
$ruby-ring-rgb: 160, 61, 65;
$ruby-ring-light: mix(#fff, $ruby-ring, 20%);
$ruby-ring-dark: mix(#000, $ruby-ring, 20%);

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