#856741

CSS

:root {
  --sneaky-sesame: #856741;
  --sneaky-sesame-rgb: 133 103 65;
  --sneaky-sesame-oklch: oklch(0.535 0.066 72.2);
}

.element {
  color: var(--sneaky-sesame);
  background-color: hsl(34 34% 39%);
  border-color: oklch(0.535 0.066 72.2);
}

Tailwind CSS v4

@theme {
  --color-sneaky-sesame: #856741;
  --color-sneaky-sesame-50: #fff3e1;
  --color-sneaky-sesame-100: #f5e5d0;
  --color-sneaky-sesame-200: #e6d1b6;
  --color-sneaky-sesame-300: #ccb392;
  --color-sneaky-sesame-400: #b79973;
  --color-sneaky-sesame-500: #a17f54;
  --color-sneaky-sesame-600: #886c48;
  --color-sneaky-sesame-700: #6d5639;
  --color-sneaky-sesame-800: #513e29;
  --color-sneaky-sesame-900: #392b1b;
  --color-sneaky-sesame-950: #23180c;
}

SCSS

$sneaky-sesame: #856741;
$sneaky-sesame-rgb: 133, 103, 65;
$sneaky-sesame-light: mix(#fff, $sneaky-sesame, 20%);
$sneaky-sesame-dark: mix(#000, $sneaky-sesame, 20%);

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