#2E0333

CSS

:root {
  --dark-purple: #2e0333;
  --dark-purple-rgb: 46 3 51;
  --dark-purple-oklch: oklch(0.22 0.096 323.4);
}

.element {
  color: var(--dark-purple);
  background-color: hsl(294 89% 11%);
  border-color: oklch(0.22 0.096 323.4);
}

Tailwind CSS v4

@theme {
  --color-dark-purple: #2e0333;
  --color-dark-purple-50: #ffecff;
  --color-dark-purple-100: #f9ddfa;
  --color-dark-purple-200: #eac7eb;
  --color-dark-purple-300: #d1a7d2;
  --color-dark-purple-400: #ba8bbf;
  --color-dark-purple-500: #a570ab;
  --color-dark-purple-600: #8b5f90;
  --color-dark-purple-700: #704c74;
  --color-dark-purple-800: #523756;
  --color-dark-purple-900: #39263c;
  --color-dark-purple-950: #231426;
}

SCSS

$dark-purple: #2e0333;
$dark-purple-rgb: 46, 3, 51;
$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);
}