#C34A6B

CSS

:root {
  --dark-pink: #c34a6b;
  --dark-pink-rgb: 195 74 107;
  --dark-pink-oklch: oklch(0.58 0.157 6.6);
}

.element {
  color: var(--dark-pink);
  background-color: hsl(344 50% 53%);
  border-color: oklch(0.58 0.157 6.6);
}

Tailwind CSS v4

@theme {
  --color-dark-pink: #c34a6b;
  --color-dark-pink-50: #ffe3ec;
  --color-dark-pink-100: #ffd3dd;
  --color-dark-pink-200: #ffb8c7;
  --color-dark-pink-300: #fb94a7;
  --color-dark-pink-400: #e9738f;
  --color-dark-pink-500: #d74f75;
  --color-dark-pink-600: #b64463;
  --color-dark-pink-700: #92364f;
  --color-dark-pink-800: #6c263b;
  --color-dark-pink-900: #4c1a29;
  --color-dark-pink-950: #320917;
}

SCSS

$dark-pink: #c34a6b;
$dark-pink-rgb: 195, 74, 107;
$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);
}