#8A6263

CSS

:root {
  --reading-tea-leaves: #8a6263;
  --reading-tea-leaves-rgb: 138 98 99;
  --reading-tea-leaves-oklch: oklch(0.538 0.052 17.3);
}

.element {
  color: var(--reading-tea-leaves);
  background-color: hsl(359 17% 46%);
  border-color: oklch(0.538 0.052 17.3);
}

Tailwind CSS v4

@theme {
  --color-reading-tea-leaves: #8a6263;
  --color-reading-tea-leaves-50: #fff0ef;
  --color-reading-tea-leaves-100: #f9e1e1;
  --color-reading-tea-leaves-200: #eacccb;
  --color-reading-tea-leaves-300: #d1adad;
  --color-reading-tea-leaves-400: #bb9293;
  --color-reading-tea-leaves-500: #a6787a;
  --color-reading-tea-leaves-600: #8c6667;
  --color-reading-tea-leaves-700: #715252;
  --color-reading-tea-leaves-800: #533b3c;
  --color-reading-tea-leaves-900: #3a2929;
  --color-reading-tea-leaves-950: #241617;
}

SCSS

$reading-tea-leaves: #8a6263;
$reading-tea-leaves-rgb: 138, 98, 99;
$reading-tea-leaves-light: mix(#fff, $reading-tea-leaves, 20%);
$reading-tea-leaves-dark: mix(#000, $reading-tea-leaves, 20%);

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