#CB406F

CSS

:root {
  --dark-pink: #cb406f;
  --dark-pink-rgb: 203 64 111;
  --dark-pink-oklch: oklch(0.583 0.178 3.9);
}

.element {
  color: var(--dark-pink);
  background-color: hsl(340 57% 52%);
  border-color: oklch(0.583 0.178 3.9);
}

Tailwind CSS v4

@theme {
  --color-dark-pink: #cb406f;
  --color-dark-pink-50: #ffe1ed;
  --color-dark-pink-100: #ffd0df;
  --color-dark-pink-200: #ffb4c9;
  --color-dark-pink-300: #ff8eaa;
  --color-dark-pink-400: #f16a92;
  --color-dark-pink-500: #df4379;
  --color-dark-pink-600: #bc3a66;
  --color-dark-pink-700: #972e52;
  --color-dark-pink-800: #71203e;
  --color-dark-pink-900: #4f152a;
  --color-dark-pink-950: #340618;
}

SCSS

$dark-pink: #cb406f;
$dark-pink-rgb: 203, 64, 111;
$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);
}