#D00382

CSS

:root {
  --bottom-of-my-heart: #d00382;
  --bottom-of-my-heart-rgb: 208 3 130;
  --bottom-of-my-heart-oklch: oklch(0.563 0.232 352.6);
}

.element {
  color: var(--bottom-of-my-heart);
  background-color: hsl(323 97% 41%);
  border-color: oklch(0.563 0.232 352.6);
}

Tailwind CSS v4

@theme {
  --color-bottom-of-my-heart: #d00382;
  --color-bottom-of-my-heart-50: #ffdaf9;
  --color-bottom-of-my-heart-100: #ffc8ec;
  --color-bottom-of-my-heart-200: #ffa9da;
  --color-bottom-of-my-heart-300: #ff7ebe;
  --color-bottom-of-my-heart-400: #fe53ab;
  --color-bottom-of-my-heart-500: #ec0594;
  --color-bottom-of-my-heart-600: #c8117d;
  --color-bottom-of-my-heart-700: #a11064;
  --color-bottom-of-my-heart-800: #77094d;
  --color-bottom-of-my-heart-900: #540735;
  --color-bottom-of-my-heart-950: #380020;
}

SCSS

$bottom-of-my-heart: #d00382;
$bottom-of-my-heart-rgb: 208, 3, 130;
$bottom-of-my-heart-light: mix(#fff, $bottom-of-my-heart, 20%);
$bottom-of-my-heart-dark: mix(#000, $bottom-of-my-heart, 20%);

.element {
  color: $bottom-of-my-heart;
  box-shadow: 0 0 0 2px rgba($bottom-of-my-heart, 0.35);
}