#ECDDE2

CSS

:root {
  --homoeopathic-red: #ecdde2;
  --homoeopathic-red-rgb: 236 221 226;
  --homoeopathic-red-oklch: oklch(0.911 0.018 355.1);
}

.element {
  color: var(--homoeopathic-red);
  background-color: hsl(340 28% 90%);
  border-color: oklch(0.911 0.018 355.1);
}

Tailwind CSS v4

@theme {
  --color-homoeopathic-red: #ecdde2;
  --color-homoeopathic-red-50: #faf3f5;
  --color-homoeopathic-red-100: #ede5e8;
  --color-homoeopathic-red-200: #dbd1d4;
  --color-homoeopathic-red-300: #bfb4b7;
  --color-homoeopathic-red-400: #a89a9f;
  --color-homoeopathic-red-500: #908287;
  --color-homoeopathic-red-600: #7a6e72;
  --color-homoeopathic-red-700: #62585b;
  --color-homoeopathic-red-800: #484043;
  --color-homoeopathic-red-900: #322c2e;
  --color-homoeopathic-red-950: #1e191b;
}

SCSS

$homoeopathic-red: #ecdde2;
$homoeopathic-red-rgb: 236, 221, 226;
$homoeopathic-red-light: mix(#fff, $homoeopathic-red, 20%);
$homoeopathic-red-dark: mix(#000, $homoeopathic-red, 20%);

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