#C84569

CSS

:root {
  --dark-pink: #c84569;
  --dark-pink-rgb: 200 69 105;
  --dark-pink-oklch: oklch(0.582 0.168 7.3);
}

.element {
  color: var(--dark-pink);
  background-color: hsl(344 54% 53%);
  border-color: oklch(0.582 0.168 7.3);
}

Tailwind CSS v4

@theme {
  --color-dark-pink: #c84569;
  --color-dark-pink-50: #ffe2eb;
  --color-dark-pink-100: #ffd1dc;
  --color-dark-pink-200: #ffb6c5;
  --color-dark-pink-300: #ff91a5;
  --color-dark-pink-400: #ee6f8d;
  --color-dark-pink-500: #dc4972;
  --color-dark-pink-600: #ba3f61;
  --color-dark-pink-700: #95324d;
  --color-dark-pink-800: #6f233a;
  --color-dark-pink-900: #4e1728;
  --color-dark-pink-950: #340716;
}

SCSS

$dark-pink: #c84569;
$dark-pink-rgb: 200, 69, 105;
$dark-pink-light: mix(#fff, $dark-pink, 20%);
$dark-pink-dark: mix(#000, $dark-pink, 20%);

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