#CB4269

CSS

:root {
  --dark-pink: #cb4269;
  --dark-pink-rgb: 203 66 105;
  --dark-pink-oklch: oklch(0.583 0.174 7.1);
}

.element {
  color: var(--dark-pink);
  background-color: hsl(343 57% 53%);
  border-color: oklch(0.583 0.174 7.1);
}

Tailwind CSS v4

@theme {
  --color-dark-pink: #cb4269;
  --color-dark-pink-50: #ffe1ea;
  --color-dark-pink-100: #ffd0db;
  --color-dark-pink-200: #ffb5c4;
  --color-dark-pink-300: #ff8fa4;
  --color-dark-pink-400: #f16c8c;
  --color-dark-pink-500: #df4572;
  --color-dark-pink-600: #bc3c61;
  --color-dark-pink-700: #97304d;
  --color-dark-pink-800: #71213a;
  --color-dark-pink-900: #4f1628;
  --color-dark-pink-950: #340616;
}

SCSS

$dark-pink: #cb4269;
$dark-pink-rgb: 203, 66, 105;
$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);
}