#8F5C7E

CSS

:root {
  --plum-highness: #8f5c7e;
  --plum-highness-rgb: 143 92 126;
  --plum-highness-oklch: oklch(0.542 0.081 340.1);
}

.element {
  color: var(--plum-highness);
  background-color: hsl(320 22% 46%);
  border-color: oklch(0.542 0.081 340.1);
}

Tailwind CSS v4

@theme {
  --color-plum-highness: #8f5c7e;
  --color-plum-highness-50: #ffecfc;
  --color-plum-highness-100: #fcdef0;
  --color-plum-highness-200: #eec7de;
  --color-plum-highness-300: #d6a7c3;
  --color-plum-highness-400: #c08cae;
  --color-plum-highness-500: #ab7197;
  --color-plum-highness-600: #905f80;
  --color-plum-highness-700: #744c66;
  --color-plum-highness-800: #55374c;
  --color-plum-highness-900: #3b2635;
  --color-plum-highness-950: #251420;
}

SCSS

$plum-highness: #8f5c7e;
$plum-highness-rgb: 143, 92, 126;
$plum-highness-light: mix(#fff, $plum-highness, 20%);
$plum-highness-dark: mix(#000, $plum-highness, 20%);

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