#7AA397

CSS

:root {
  --japanese-bonsai: #7aa397;
  --japanese-bonsai-rgb: 122 163 151;
  --japanese-bonsai-oklch: oklch(0.682 0.048 174.9);
}

.element {
  color: var(--japanese-bonsai);
  background-color: hsl(162 18% 56%);
  border-color: oklch(0.682 0.048 174.9);
}

Tailwind CSS v4

@theme {
  --color-japanese-bonsai: #7aa397;
  --color-japanese-bonsai-50: #e8faf5;
  --color-japanese-bonsai-100: #d8ede7;
  --color-japanese-bonsai-200: #c0dbd4;
  --color-japanese-bonsai-300: #9ec0b7;
  --color-japanese-bonsai-400: #81a89d;
  --color-japanese-bonsai-500: #649184;
  --color-japanese-bonsai-600: #557b70;
  --color-japanese-bonsai-700: #446259;
  --color-japanese-bonsai-800: #314841;
  --color-japanese-bonsai-900: #21322d;
  --color-japanese-bonsai-950: #101e1a;
}

SCSS

$japanese-bonsai: #7aa397;
$japanese-bonsai-rgb: 122, 163, 151;
$japanese-bonsai-light: mix(#fff, $japanese-bonsai, 20%);
$japanese-bonsai-dark: mix(#000, $japanese-bonsai, 20%);

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