#FD9798

CSS

:root {
  --mad-pinker: #fd9798;
  --mad-pinker-rgb: 253 151 152;
  --mad-pinker-oklch: oklch(0.783 0.123 19.6);
}

.element {
  color: var(--mad-pinker);
  background-color: hsl(359 96% 79%);
  border-color: oklch(0.783 0.123 19.6);
}

Tailwind CSS v4

@theme {
  --color-mad-pinker: #fd9798;
  --color-mad-pinker-50: #ffe8e6;
  --color-mad-pinker-100: #ffd8d6;
  --color-mad-pinker-200: #ffc0bd;
  --color-mad-pinker-300: #f09e9b;
  --color-mad-pinker-400: #dd7f81;
  --color-mad-pinker-500: #ca6064;
  --color-mad-pinker-600: #ab5255;
  --color-mad-pinker-700: #894244;
  --color-mad-pinker-800: #662f32;
  --color-mad-pinker-900: #482022;
  --color-mad-pinker-950: #2f0f11;
}

SCSS

$mad-pinker: #fd9798;
$mad-pinker-rgb: 253, 151, 152;
$mad-pinker-light: mix(#fff, $mad-pinker, 20%);
$mad-pinker-dark: mix(#000, $mad-pinker, 20%);

.element {
  color: $mad-pinker;
  box-shadow: 0 0 0 2px rgba($mad-pinker, 0.35);
}