#DE2E17

CSS

:root {
  --kiss-of-the-scorpion: #de2e17;
  --kiss-of-the-scorpion-rgb: 222 46 23;
  --kiss-of-the-scorpion-oklch: oklch(0.585 0.214 31);
}

.element {
  color: var(--kiss-of-the-scorpion);
  background-color: hsl(7 81% 48%);
  border-color: oklch(0.585 0.214 31);
}

Tailwind CSS v4

@theme {
  --color-kiss-of-the-scorpion: #de2e17;
  --color-kiss-of-the-scorpion-50: #ffe0ce;
  --color-kiss-of-the-scorpion-100: #ffceba;
  --color-kiss-of-the-scorpion-200: #ffb198;
  --color-kiss-of-the-scorpion-300: #ff896d;
  --color-kiss-of-the-scorpion-400: #ff6048;
  --color-kiss-of-the-scorpion-500: #f32a0e;
  --color-kiss-of-the-scorpion-600: #cd2812;
  --color-kiss-of-the-scorpion-700: #a5200f;
  --color-kiss-of-the-scorpion-800: #7c140e;
  --color-kiss-of-the-scorpion-900: #580d09;
  --color-kiss-of-the-scorpion-950: #3b0000;
}

SCSS

$kiss-of-the-scorpion: #de2e17;
$kiss-of-the-scorpion-rgb: 222, 46, 23;
$kiss-of-the-scorpion-light: mix(#fff, $kiss-of-the-scorpion, 20%);
$kiss-of-the-scorpion-dark: mix(#000, $kiss-of-the-scorpion, 20%);

.element {
  color: $kiss-of-the-scorpion;
  box-shadow: 0 0 0 2px rgba($kiss-of-the-scorpion, 0.35);
}