#AB4B75

CSS

:root {
  --our-little-secret: #ab4b75;
  --our-little-secret-rgb: 171 75 117;
  --our-little-secret-oklch: oklch(0.549 0.134 355);
}

.element {
  color: var(--our-little-secret);
  background-color: hsl(334 39% 48%);
  border-color: oklch(0.549 0.134 355);
}

Tailwind CSS v4

@theme {
  --color-our-little-secret: #ab4b75;
  --color-our-little-secret-50: #ffe6f6;
  --color-our-little-secret-100: #ffd6e8;
  --color-our-little-secret-200: #ffbdd5;
  --color-our-little-secret-300: #ef9ab8;
  --color-our-little-secret-400: #db7ba2;
  --color-our-little-secret-500: #c85b8b;
  --color-our-little-secret-600: #a94e75;
  --color-our-little-secret-700: #883e5e;
  --color-our-little-secret-800: #642c46;
  --color-our-little-secret-900: #471e31;
  --color-our-little-secret-950: #2e0d1d;
}

SCSS

$our-little-secret: #ab4b75;
$our-little-secret-rgb: 171, 75, 117;
$our-little-secret-light: mix(#fff, $our-little-secret, 20%);
$our-little-secret-dark: mix(#000, $our-little-secret, 20%);

.element {
  color: $our-little-secret;
  box-shadow: 0 0 0 2px rgba($our-little-secret, 0.35);
}