#976A77

CSS

:root {
  --never-forget: #976a77;
  --never-forget-rgb: 151 106 119;
  --never-forget-oklch: oklch(0.575 0.06 0.2);
}

.element {
  color: var(--never-forget);
  background-color: hsl(343 18% 50%);
  border-color: oklch(0.575 0.06 0.2);
}

Tailwind CSS v4

@theme {
  --color-never-forget: #976a77;
  --color-never-forget-50: #ffeef4;
  --color-never-forget-100: #fae0e6;
  --color-never-forget-200: #eccad2;
  --color-never-forget-300: #d3abb5;
  --color-never-forget-400: #bd909d;
  --color-never-forget-500: #a87684;
  --color-never-forget-600: #8e6470;
  --color-never-forget-700: #725059;
  --color-never-forget-800: #543a42;
  --color-never-forget-900: #3b282e;
  --color-never-forget-950: #24161a;
}

SCSS

$never-forget: #976a77;
$never-forget-rgb: 151, 106, 119;
$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);
}