#88A190

CSS

:root {
  --mother-earth: #88a190;
  --mother-earth-rgb: 136 161 144;
  --mother-earth-oklch: oklch(0.685 0.037 155.6);
}

.element {
  color: var(--mother-earth);
  background-color: hsl(139 12% 58%);
  border-color: oklch(0.685 0.037 155.6);
}

Tailwind CSS v4

@theme {
  --color-mother-earth: #88a190;
  --color-mother-earth-50: #edf9f1;
  --color-mother-earth-100: #deece3;
  --color-mother-earth-200: #c8d9ce;
  --color-mother-earth-300: #a8beb0;
  --color-mother-earth-400: #8ea595;
  --color-mother-earth-500: #738e7c;
  --color-mother-earth-600: #617869;
  --color-mother-earth-700: #4e6054;
  --color-mother-earth-800: #39463c;
  --color-mother-earth-900: #273129;
  --color-mother-earth-950: #151d17;
}

SCSS

$mother-earth: #88a190;
$mother-earth-rgb: 136, 161, 144;
$mother-earth-light: mix(#fff, $mother-earth, 20%);
$mother-earth-dark: mix(#000, $mother-earth, 20%);

.element {
  color: $mother-earth;
  box-shadow: 0 0 0 2px rgba($mother-earth, 0.35);
}