#956B74

CSS

:root {
  --never-forget: #956b74;
  --never-forget-rgb: 149 107 116;
  --never-forget-oklch: oklch(0.573 0.055 4.8);
}

.element {
  color: var(--never-forget);
  background-color: hsl(347 17% 50%);
  border-color: oklch(0.573 0.055 4.8);
}

Tailwind CSS v4

@theme {
  --color-never-forget: #956b74;
  --color-never-forget-50: #ffeff2;
  --color-never-forget-100: #f9e1e5;
  --color-never-forget-200: #eacbd0;
  --color-never-forget-300: #d1acb3;
  --color-never-forget-400: #bc919a;
  --color-never-forget-500: #a67781;
  --color-never-forget-600: #8d656d;
  --color-never-forget-700: #715157;
  --color-never-forget-800: #533b40;
  --color-never-forget-900: #3a282c;
  --color-never-forget-950: #24161a;
}

SCSS

$never-forget: #956b74;
$never-forget-rgb: 149, 107, 116;
$never-forget-light: mix(#fff, $never-forget, 20%);
$never-forget-dark: mix(#000, $never-forget, 20%);

.element {
  color: $never-forget;
  box-shadow: 0 0 0 2px rgba($never-forget, 0.35);
}