#38402B

CSS

:root {
  --palm-leaf: #38402b;
  --palm-leaf-rgb: 56 64 43;
  --palm-leaf-oklch: oklch(0.358 0.036 125.1);
}

.element {
  color: var(--palm-leaf);
  background-color: hsl(83 20% 21%);
  border-color: oklch(0.358 0.036 125.1);
}

Tailwind CSS v4

@theme {
  --color-palm-leaf: #38402b;
  --color-palm-leaf-50: #f2f7ec;
  --color-palm-leaf-100: #e4eade;
  --color-palm-leaf-200: #d0d7c7;
  --color-palm-leaf-300: #b2bba8;
  --color-palm-leaf-400: #99a38b;
  --color-palm-leaf-500: #808b71;
  --color-palm-leaf-600: #6d7560;
  --color-palm-leaf-700: #575e4c;
  --color-palm-leaf-800: #404537;
  --color-palm-leaf-900: #2c2f25;
  --color-palm-leaf-950: #191c14;
}

SCSS

$palm-leaf: #38402b;
$palm-leaf-rgb: 56, 64, 43;
$palm-leaf-light: mix(#fff, $palm-leaf, 20%);
$palm-leaf-dark: mix(#000, $palm-leaf, 20%);

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