#9D6963

CSS

:root {
  --rustling-leaves: #9d6963;
  --rustling-leaves-rgb: 157 105 99;
  --rustling-leaves-oklch: oklch(0.574 0.068 26.6);
}

.element {
  color: var(--rustling-leaves);
  background-color: hsl(6 23% 50%);
  border-color: oklch(0.574 0.068 26.6);
}

Tailwind CSS v4

@theme {
  --color-rustling-leaves: #9d6963;
  --color-rustling-leaves-50: #ffeeea;
  --color-rustling-leaves-100: #fee0db;
  --color-rustling-leaves-200: #f0cac4;
  --color-rustling-leaves-300: #d8aba4;
  --color-rustling-leaves-400: #c48f89;
  --color-rustling-leaves-500: #af756e;
  --color-rustling-leaves-600: #94635d;
  --color-rustling-leaves-700: #774f4a;
  --color-rustling-leaves-800: #583937;
  --color-rustling-leaves-900: #3d2725;
  --color-rustling-leaves-950: #271514;
}

SCSS

$rustling-leaves: #9d6963;
$rustling-leaves-rgb: 157, 105, 99;
$rustling-leaves-light: mix(#fff, $rustling-leaves, 20%);
$rustling-leaves-dark: mix(#000, $rustling-leaves, 20%);

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