#80A294

CSS

:root {
  --japanese-bonsai: #80a294;
  --japanese-bonsai-rgb: 128 162 148;
  --japanese-bonsai-oklch: oklch(0.683 0.043 168);
}

.element {
  color: var(--japanese-bonsai);
  background-color: hsl(155 15% 57%);
  border-color: oklch(0.683 0.043 168);
}

Tailwind CSS v4

@theme {
  --color-japanese-bonsai: #80a294;
  --color-japanese-bonsai-50: #eaf9f3;
  --color-japanese-bonsai-100: #dbede6;
  --color-japanese-bonsai-200: #c3dad1;
  --color-japanese-bonsai-300: #a3bfb4;
  --color-japanese-bonsai-400: #87a79a;
  --color-japanese-bonsai-500: #6b9081;
  --color-japanese-bonsai-600: #5b7a6d;
  --color-japanese-bonsai-700: #486157;
  --color-japanese-bonsai-800: #34473f;
  --color-japanese-bonsai-900: #24312b;
  --color-japanese-bonsai-950: #121d19;
}

SCSS

$japanese-bonsai: #80a294;
$japanese-bonsai-rgb: 128, 162, 148;
$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);
}