#926F55

CSS

:root {
  --whisky-barrel: #926f55;
  --whisky-barrel-rgb: 146 111 85;
  --whisky-barrel-oklch: oklch(0.57 0.058 57.8);
}

.element {
  color: var(--whisky-barrel);
  background-color: hsl(26 26% 45%);
  border-color: oklch(0.57 0.058 57.8);
}

Tailwind CSS v4

@theme {
  --color-whisky-barrel: #926f55;
  --color-whisky-barrel-50: #fff2e5;
  --color-whisky-barrel-100: #f7e4d5;
  --color-whisky-barrel-200: #e8cfbc;
  --color-whisky-barrel-300: #cfb19a;
  --color-whisky-barrel-400: #b9967d;
  --color-whisky-barrel-500: #a47d60;
  --color-whisky-barrel-600: #8b6a51;
  --color-whisky-barrel-700: #6f5441;
  --color-whisky-barrel-800: #523d2f;
  --color-whisky-barrel-900: #392a20;
  --color-whisky-barrel-950: #24180f;
}

SCSS

$whisky-barrel: #926f55;
$whisky-barrel-rgb: 146, 111, 85;
$whisky-barrel-light: mix(#fff, $whisky-barrel, 20%);
$whisky-barrel-dark: mix(#000, $whisky-barrel, 20%);

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