#CD3F68

CSS

:root {
  --dark-pink: #cd3f68;
  --dark-pink-rgb: 205 63 104;
  --dark-pink-oklch: oklch(0.583 0.18 7.3);
}

.element {
  color: var(--dark-pink);
  background-color: hsl(343 59% 53%);
  border-color: oklch(0.583 0.18 7.3);
}

Tailwind CSS v4

@theme {
  --color-dark-pink: #cd3f68;
  --color-dark-pink-50: #ffe1ea;
  --color-dark-pink-100: #ffcfdb;
  --color-dark-pink-200: #ffb4c4;
  --color-dark-pink-300: #ff8ea3;
  --color-dark-pink-400: #f36a8b;
  --color-dark-pink-500: #e14171;
  --color-dark-pink-600: #be3960;
  --color-dark-pink-700: #992d4c;
  --color-dark-pink-800: #721f3a;
  --color-dark-pink-900: #501527;
  --color-dark-pink-950: #350516;
}

SCSS

$dark-pink: #cd3f68;
$dark-pink-rgb: 205, 63, 104;
$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);
}