#C04D6D

CSS

:root {
  --dark-pink: #c04d6d;
  --dark-pink-rgb: 192 77 109;
  --dark-pink-oklch: oklch(0.58 0.15 5.8);
}

.element {
  color: var(--dark-pink);
  background-color: hsl(343 48% 53%);
  border-color: oklch(0.58 0.15 5.8);
}

Tailwind CSS v4

@theme {
  --color-dark-pink: #c04d6d;
  --color-dark-pink-50: #ffe4ed;
  --color-dark-pink-100: #ffd4de;
  --color-dark-pink-200: #ffbac8;
  --color-dark-pink-300: #f996a9;
  --color-dark-pink-400: #e67591;
  --color-dark-pink-500: #d45377;
  --color-dark-pink-600: #b34765;
  --color-dark-pink-700: #903951;
  --color-dark-pink-800: #6b283d;
  --color-dark-pink-900: #4b1b2a;
  --color-dark-pink-950: #310b17;
}

SCSS

$dark-pink: #c04d6d;
$dark-pink-rgb: 192, 77, 109;
$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);
}