#7FA299

CSS

:root {
  --japanese-bonsai: #7fa299;
  --japanese-bonsai-rgb: 127 162 153;
  --japanese-bonsai-oklch: oklch(0.683 0.041 177.6);
}

.element {
  color: var(--japanese-bonsai);
  background-color: hsl(165 16% 57%);
  border-color: oklch(0.683 0.041 177.6);
}

Tailwind CSS v4

@theme {
  --color-japanese-bonsai: #7fa299;
  --color-japanese-bonsai-50: #e9f9f5;
  --color-japanese-bonsai-100: #daede8;
  --color-japanese-bonsai-200: #c3dad5;
  --color-japanese-bonsai-300: #a2bfb8;
  --color-japanese-bonsai-400: #85a79e;
  --color-japanese-bonsai-500: #698f86;
  --color-japanese-bonsai-600: #597971;
  --color-japanese-bonsai-700: #47615b;
  --color-japanese-bonsai-800: #344742;
  --color-japanese-bonsai-900: #23312d;
  --color-japanese-bonsai-950: #121d1a;
}

SCSS

$japanese-bonsai: #7fa299;
$japanese-bonsai-rgb: 127, 162, 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);
}