#2F0332

CSS

:root {
  --dark-purple: #2f0332;
  --dark-purple-rgb: 47 3 50;
  --dark-purple-oklch: oklch(0.221 0.095 325.3);
}

.element {
  color: var(--dark-purple);
  background-color: hsl(296 89% 10%);
  border-color: oklch(0.221 0.095 325.3);
}

Tailwind CSS v4

@theme {
  --color-dark-purple: #2f0332;
  --color-dark-purple-50: #ffecff;
  --color-dark-purple-100: #faddf9;
  --color-dark-purple-200: #ebc7ea;
  --color-dark-purple-300: #d2a7d1;
  --color-dark-purple-400: #bc8bbd;
  --color-dark-purple-500: #a66fa9;
  --color-dark-purple-600: #8d5e8e;
  --color-dark-purple-700: #714b72;
  --color-dark-purple-800: #523755;
  --color-dark-purple-900: #39253c;
  --color-dark-purple-950: #241425;
}

SCSS

$dark-purple: #2f0332;
$dark-purple-rgb: 47, 3, 50;
$dark-purple-light: mix(#fff, $dark-purple, 20%);
$dark-purple-dark: mix(#000, $dark-purple, 20%);

.element {
  color: $dark-purple;
  box-shadow: 0 0 0 2px rgba($dark-purple, 0.35);
}