#D33766

CSS

:root {
  --dark-pink: #d33766;
  --dark-pink-rgb: 211 55 102;
  --dark-pink-oklch: oklch(0.585 0.193 7.8);
}

.element {
  color: var(--dark-pink);
  background-color: hsl(342 64% 52%);
  border-color: oklch(0.585 0.193 7.8);
}

Tailwind CSS v4

@theme {
  --color-dark-pink: #d33766;
  --color-dark-pink-50: #ffdfe9;
  --color-dark-pink-100: #ffcdd9;
  --color-dark-pink-200: #ffb1c2;
  --color-dark-pink-300: #ff8aa1;
  --color-dark-pink-400: #f96489;
  --color-dark-pink-500: #e7376e;
  --color-dark-pink-600: #c3315d;
  --color-dark-pink-700: #9d274a;
  --color-dark-pink-800: #751a38;
  --color-dark-pink-900: #531126;
  --color-dark-pink-950: #370315;
}

SCSS

$dark-pink: #d33766;
$dark-pink-rgb: 211, 55, 102;
$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);
}