#9C677B

CSS

:root {
  --never-forget: #9c677b;
  --never-forget-rgb: 156 103 123;
  --never-forget-oklch: oklch(0.576 0.073 355.4);
}

.element {
  color: var(--never-forget);
  background-color: hsl(337 21% 51%);
  border-color: oklch(0.576 0.073 355.4);
}

Tailwind CSS v4

@theme {
  --color-never-forget: #9c677b;
  --color-never-forget-50: #ffedf5;
  --color-never-forget-100: #fedee8;
  --color-never-forget-200: #efc8d4;
  --color-never-forget-300: #d7a8b8;
  --color-never-forget-400: #c28da0;
  --color-never-forget-500: #ad7288;
  --color-never-forget-600: #926173;
  --color-never-forget-700: #754d5c;
  --color-never-forget-800: #563844;
  --color-never-forget-900: #3c262f;
  --color-never-forget-950: #26141c;
}

SCSS

$never-forget: #9c677b;
$never-forget-rgb: 156, 103, 123;
$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);
}