#FE6E33

CSS

:root {
  --extreme-carrot: #fe6e33;
  --extreme-carrot-rgb: 254 110 51;
  --extreme-carrot-oklch: oklch(0.707 0.19 40.8);
}

.element {
  color: var(--extreme-carrot);
  background-color: hsl(17 99% 60%);
  border-color: oklch(0.707 0.19 40.8);
}

Tailwind CSS v4

@theme {
  --color-extreme-carrot: #fe6e33;
  --color-extreme-carrot-50: #ffe4ca;
  --color-extreme-carrot-100: #ffd4b6;
  --color-extreme-carrot-200: #ffb992;
  --color-extreme-carrot-300: #ff9464;
  --color-extreme-carrot-400: #f87039;
  --color-extreme-carrot-500: #e64700;
  --color-extreme-carrot-600: #c33e00;
  --color-extreme-carrot-700: #9c3200;
  --color-extreme-carrot-800: #752200;
  --color-extreme-carrot-900: #531701;
  --color-extreme-carrot-950: #370600;
}

SCSS

$extreme-carrot: #fe6e33;
$extreme-carrot-rgb: 254, 110, 51;
$extreme-carrot-light: mix(#fff, $extreme-carrot, 20%);
$extreme-carrot-dark: mix(#000, $extreme-carrot, 20%);

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