#7DA296

CSS

:root {
  --japanese-bonsai: #7da296;
  --japanese-bonsai-rgb: 125 162 150;
  --japanese-bonsai-oklch: oklch(0.681 0.044 173.1);
}

.element {
  color: var(--japanese-bonsai);
  background-color: hsl(161 17% 56%);
  border-color: oklch(0.681 0.044 173.1);
}

Tailwind CSS v4

@theme {
  --color-japanese-bonsai: #7da296;
  --color-japanese-bonsai-50: #e9faf4;
  --color-japanese-bonsai-100: #daede7;
  --color-japanese-bonsai-200: #c2dbd3;
  --color-japanese-bonsai-300: #a1bfb6;
  --color-japanese-bonsai-400: #84a79c;
  --color-japanese-bonsai-500: #689083;
  --color-japanese-bonsai-600: #587a6f;
  --color-japanese-bonsai-700: #466259;
  --color-japanese-bonsai-800: #334840;
  --color-japanese-bonsai-900: #23322c;
  --color-japanese-bonsai-950: #121e19;
}

SCSS

$japanese-bonsai: #7da296;
$japanese-bonsai-rgb: 125, 162, 150;
$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);
}