#9DBD7E

CSS

:root {
  --around-the-gills: #9dbd7e;
  --around-the-gills-rgb: 157 189 126;
  --around-the-gills-oklch: oklch(0.759 0.093 130.2);
}

.element {
  color: var(--around-the-gills);
  background-color: hsl(90 32% 62%);
  border-color: oklch(0.759 0.093 130.2);
}

Tailwind CSS v4

@theme {
  --color-around-the-gills: #9dbd7e;
  --color-around-the-gills-50: #ebfbe0;
  --color-around-the-gills-100: #dcefcf;
  --color-around-the-gills-200: #c6ddb5;
  --color-around-the-gills-300: #a6c291;
  --color-around-the-gills-400: #8caa6f;
  --color-around-the-gills-500: #71934f;
  --color-around-the-gills-600: #607c43;
  --color-around-the-gills-700: #4d6335;
  --color-around-the-gills-800: #394824;
  --color-around-the-gills-900: #273218;
  --color-around-the-gills-950: #151e09;
}

SCSS

$around-the-gills: #9dbd7e;
$around-the-gills-rgb: 157, 189, 126;
$around-the-gills-light: mix(#fff, $around-the-gills, 20%);
$around-the-gills-dark: mix(#000, $around-the-gills, 20%);

.element {
  color: $around-the-gills;
  box-shadow: 0 0 0 2px rgba($around-the-gills, 0.35);
}