#C34E70

CSS

:root {
  --dark-pink: #c34e70;
  --dark-pink-rgb: 195 78 112;
  --dark-pink-oklch: oklch(0.587 0.152 5);
}

.element {
  color: var(--dark-pink);
  background-color: hsl(343 49% 54%);
  border-color: oklch(0.587 0.152 5);
}

Tailwind CSS v4

@theme {
  --color-dark-pink: #c34e70;
  --color-dark-pink-50: #ffe4ee;
  --color-dark-pink-100: #ffd3df;
  --color-dark-pink-200: #ffb9c9;
  --color-dark-pink-300: #f995aa;
  --color-dark-pink-400: #e77492;
  --color-dark-pink-500: #d55279;
  --color-dark-pink-600: #b44666;
  --color-dark-pink-700: #903852;
  --color-dark-pink-800: #6b273d;
  --color-dark-pink-900: #4b1a2a;
  --color-dark-pink-950: #310a18;
}

SCSS

$dark-pink: #c34e70;
$dark-pink-rgb: 195, 78, 112;
$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);
}