#7CA397

CSS

:root {
  --japanese-bonsai: #7ca397;
  --japanese-bonsai-rgb: 124 163 151;
  --japanese-bonsai-oklch: oklch(0.683 0.046 174);
}

.element {
  color: var(--japanese-bonsai);
  background-color: hsl(162 17% 56%);
  border-color: oklch(0.683 0.046 174);
}

Tailwind CSS v4

@theme {
  --color-japanese-bonsai: #7ca397;
  --color-japanese-bonsai-50: #e8faf4;
  --color-japanese-bonsai-100: #d9ede7;
  --color-japanese-bonsai-200: #c1dbd3;
  --color-japanese-bonsai-300: #a0c0b6;
  --color-japanese-bonsai-400: #83a89c;
  --color-japanese-bonsai-500: #669184;
  --color-japanese-bonsai-600: #577a70;
  --color-japanese-bonsai-700: #456259;
  --color-japanese-bonsai-800: #324840;
  --color-japanese-bonsai-900: #22322c;
  --color-japanese-bonsai-950: #111e19;
}

SCSS

$japanese-bonsai: #7ca397;
$japanese-bonsai-rgb: 124, 163, 151;
$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);
}