#AE487A

CSS

:root {
  --our-little-secret: #ae487a;
  --our-little-secret-rgb: 174 72 122;
  --our-little-secret-oklch: oklch(0.551 0.144 352.3);
}

.element {
  color: var(--our-little-secret);
  background-color: hsl(331 41% 48%);
  border-color: oklch(0.551 0.144 352.3);
}

Tailwind CSS v4

@theme {
  --color-our-little-secret: #ae487a;
  --color-our-little-secret-50: #ffe5f8;
  --color-our-little-secret-100: #ffd5eb;
  --color-our-little-secret-200: #ffbbd8;
  --color-our-little-secret-300: #f198bc;
  --color-our-little-secret-400: #de78a7;
  --color-our-little-secret-500: #cb5790;
  --color-our-little-secret-600: #ab4b79;
  --color-our-little-secret-700: #8a3c61;
  --color-our-little-secret-800: #662a49;
  --color-our-little-secret-900: #481d33;
  --color-our-little-secret-950: #2e0c1e;
}

SCSS

$our-little-secret: #ae487a;
$our-little-secret-rgb: 174, 72, 122;
$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);
}