#9E6B79

CSS

:root {
  --never-forget: #9e6b79;
  --never-forget-rgb: 158 107 121;
  --never-forget-oklch: oklch(0.585 0.068 1.4);
}

.element {
  color: var(--never-forget);
  background-color: hsl(344 21% 52%);
  border-color: oklch(0.585 0.068 1.4);
}

Tailwind CSS v4

@theme {
  --color-never-forget: #9e6b79;
  --color-never-forget-50: #ffeef3;
  --color-never-forget-100: #fddfe5;
  --color-never-forget-200: #efc9d1;
  --color-never-forget-300: #d6aab4;
  --color-never-forget-400: #c18e9c;
  --color-never-forget-500: #ac7383;
  --color-never-forget-600: #91626f;
  --color-never-forget-700: #754e59;
  --color-never-forget-800: #563942;
  --color-never-forget-900: #3c272d;
  --color-never-forget-950: #26151a;
}

SCSS

$never-forget: #9e6b79;
$never-forget-rgb: 158, 107, 121;
$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);
}