#6C6F45

CSS

:root {
  --bancha: #6c6f45;
  --bancha-rgb: 108 111 69;
  --bancha-oklch: oklch(0.528 0.061 111.8);
}

.element {
  color: var(--bancha);
  background-color: hsl(64 23% 35%);
  border-color: oklch(0.528 0.061 111.8);
}

Tailwind CSS v4

@theme {
  --color-bancha: #6c6f45;
  --color-bancha-50: #f5f7e4;
  --color-bancha-100: #e7ebd4;
  --color-bancha-200: #d3d8ba;
  --color-bancha-300: #b7bb98;
  --color-bancha-400: #9fa279;
  --color-bancha-500: #878a5b;
  --color-bancha-600: #72754d;
  --color-bancha-700: #5b5e3d;
  --color-bancha-800: #44442b;
  --color-bancha-900: #2f2f1d;
  --color-bancha-950: #1b1c0d;
}

SCSS

$bancha: #6c6f45;
$bancha-rgb: 108, 111, 69;
$bancha-light: mix(#fff, $bancha, 20%);
$bancha-dark: mix(#000, $bancha, 20%);

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