#250F2A

CSS

:root {
  --dark-prom-queen: #250f2a;
  --dark-prom-queen-rgb: 37 15 42;
  --dark-prom-queen-oklch: oklch(0.215 0.059 320);
}

.element {
  color: var(--dark-prom-queen);
  background-color: hsl(289 47% 11%);
  border-color: oklch(0.215 0.059 320);
}

Tailwind CSS v4

@theme {
  --color-dark-prom-queen: #250f2a;
  --color-dark-prom-queen-50: #fdf0ff;
  --color-dark-prom-queen-100: #f2e2f4;
  --color-dark-prom-queen-200: #e1cce3;
  --color-dark-prom-queen-300: #c6aeca;
  --color-dark-prom-queen-400: #ae94b4;
  --color-dark-prom-queen-500: #987a9f;
  --color-dark-prom-queen-600: #806786;
  --color-dark-prom-queen-700: #67526b;
  --color-dark-prom-queen-800: #4b3c50;
  --color-dark-prom-queen-900: #342937;
  --color-dark-prom-queen-950: #1f1722;
}

SCSS

$dark-prom-queen: #250f2a;
$dark-prom-queen-rgb: 37, 15, 42;
$dark-prom-queen-light: mix(#fff, $dark-prom-queen, 20%);
$dark-prom-queen-dark: mix(#000, $dark-prom-queen, 20%);

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