#83A199

CSS

:root {
  --japanese-bonsai: #83a199;
  --japanese-bonsai-rgb: 131 161 153;
  --japanese-bonsai-oklch: oklch(0.684 0.035 177.2);
}

.element {
  color: var(--japanese-bonsai);
  background-color: hsl(164 14% 57%);
  border-color: oklch(0.684 0.035 177.2);
}

Tailwind CSS v4

@theme {
  --color-japanese-bonsai: #83a199;
  --color-japanese-bonsai-50: #ebf9f5;
  --color-japanese-bonsai-100: #dcece8;
  --color-japanese-bonsai-200: #c5d9d4;
  --color-japanese-bonsai-300: #a5beb8;
  --color-japanese-bonsai-400: #89a69e;
  --color-japanese-bonsai-500: #6e8e86;
  --color-japanese-bonsai-600: #5d7871;
  --color-japanese-bonsai-700: #4a605a;
  --color-japanese-bonsai-800: #364742;
  --color-japanese-bonsai-900: #25312d;
  --color-japanese-bonsai-950: #131d1a;
}

SCSS

$japanese-bonsai: #83a199;
$japanese-bonsai-rgb: 131, 161, 153;
$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);
}