Summerville Brown

CSS

:root {
  --summerville-brown: #997651;
  --summerville-brown-rgb: 153 118 81;
  --summerville-brown-oklch: oklch(0.591 0.068 67.4);
}

.element {
  color: var(--summerville-brown);
  background-color: hsl(31 31% 46%);
  border-color: oklch(0.591 0.068 67.4);
}

Tailwind CSS v4

@theme {
  --color-summerville-brown: #997651;
  --color-summerville-brown-50: #fff2e1;
  --color-summerville-brown-100: #f7e4d0;
  --color-summerville-brown-200: #e8d0b6;
  --color-summerville-brown-300: #cfb292;
  --color-summerville-brown-400: #ba9773;
  --color-summerville-brown-500: #a57e54;
  --color-summerville-brown-600: #8b6a48;
  --color-summerville-brown-700: #6f5539;
  --color-summerville-brown-800: #533e29;
  --color-summerville-brown-900: #3a2a1b;
  --color-summerville-brown-950: #24180c;
}

SCSS

$summerville-brown: #997651;
$summerville-brown-rgb: 153, 118, 81;
$summerville-brown-light: mix(#fff, $summerville-brown, 20%);
$summerville-brown-dark: mix(#000, $summerville-brown, 20%);

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