Plum Shade

CSS

:root {
  --plum-shade: #78738b;
  --plum-shade-rgb: 120 115 139;
  --plum-shade-oklch: oklch(0.568 0.037 294.7);
}

.element {
  color: var(--plum-shade);
  background-color: hsl(252 9% 50%);
  border-color: oklch(0.568 0.037 294.7);
}

Tailwind CSS v4

@theme {
  --color-plum-shade: #78738b;
  --color-plum-shade-50: #f6f3ff;
  --color-plum-shade-100: #e9e6f3;
  --color-plum-shade-200: #d5d1e3;
  --color-plum-shade-300: #b9b4c9;
  --color-plum-shade-400: #9f9bb3;
  --color-plum-shade-500: #87829d;
  --color-plum-shade-600: #736e84;
  --color-plum-shade-700: #5c586a;
  --color-plum-shade-800: #43404e;
  --color-plum-shade-900: #2e2c36;
  --color-plum-shade-950: #1b1921;
}

SCSS

$plum-shade: #78738b;
$plum-shade-rgb: 120, 115, 139;
$plum-shade-light: mix(#fff, $plum-shade, 20%);
$plum-shade-dark: mix(#000, $plum-shade, 20%);

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