#A96D81

CSS

:root {
  --never-forget: #a96d81;
  --never-forget-rgb: 169 109 129;
  --never-forget-oklch: oklch(0.604 0.08 358.2);
}

.element {
  color: var(--never-forget);
  background-color: hsl(340 26% 55%);
  border-color: oklch(0.604 0.08 358.2);
}

Tailwind CSS v4

@theme {
  --color-never-forget: #a96d81;
  --color-never-forget-50: #ffecf4;
  --color-never-forget-100: #ffdde6;
  --color-never-forget-200: #f3c7d3;
  --color-never-forget-300: #dba7b5;
  --color-never-forget-400: #c68b9e;
  --color-never-forget-500: #b26f86;
  --color-never-forget-600: #965e71;
  --color-never-forget-700: #784b5a;
  --color-never-forget-800: #593643;
  --color-never-forget-900: #3e252e;
  --color-never-forget-950: #27141b;
}

SCSS

$never-forget: #a96d81;
$never-forget-rgb: 169, 109, 129;
$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);
}