#83A19B

CSS

:root {
  --japanese-bonsai: #83a19b;
  --japanese-bonsai-rgb: 131 161 155;
  --japanese-bonsai-oklch: oklch(0.684 0.034 181.7);
}

.element {
  color: var(--japanese-bonsai);
  background-color: hsl(168 14% 57%);
  border-color: oklch(0.684 0.034 181.7);
}

Tailwind CSS v4

@theme {
  --color-japanese-bonsai: #83a19b;
  --color-japanese-bonsai-50: #ebf9f6;
  --color-japanese-bonsai-100: #dcece9;
  --color-japanese-bonsai-200: #c5d9d6;
  --color-japanese-bonsai-300: #a5bdb9;
  --color-japanese-bonsai-400: #89a5a0;
  --color-japanese-bonsai-500: #6d8e88;
  --color-japanese-bonsai-600: #5d7873;
  --color-japanese-bonsai-700: #4a605c;
  --color-japanese-bonsai-800: #364643;
  --color-japanese-bonsai-900: #25312e;
  --color-japanese-bonsai-950: #131d1b;
}

SCSS

$japanese-bonsai: #83a19b;
$japanese-bonsai-rgb: 131, 161, 155;
$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);
}