#655E3F

CSS

:root {
  --olive-bark: #655e3f;
  --olive-bark-rgb: 101 94 63;
  --olive-bark-oklch: oklch(0.48 0.047 97);
}

.element {
  color: var(--olive-bark);
  background-color: hsl(49 23% 32%);
  border-color: oklch(0.48 0.047 97);
}

Tailwind CSS v4

@theme {
  --color-olive-bark: #655e3f;
  --color-olive-bark-50: #f8f6e7;
  --color-olive-bark-100: #ebe8d7;
  --color-olive-bark-200: #d9d5be;
  --color-olive-bark-300: #bdb89d;
  --color-olive-bark-400: #a69f80;
  --color-olive-bark-500: #8f8763;
  --color-olive-bark-600: #797254;
  --color-olive-bark-700: #615b43;
  --color-olive-bark-800: #474230;
  --color-olive-bark-900: #312e20;
  --color-olive-bark-950: #1d1b10;
}

SCSS

$olive-bark: #655e3f;
$olive-bark-rgb: 101, 94, 63;
$olive-bark-light: mix(#fff, $olive-bark, 20%);
$olive-bark-dark: mix(#000, $olive-bark, 20%);

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