#976D27

CSS

:root {
  --embarrassed-frog: #976d27;
  --embarrassed-frog-rgb: 151 109 39;
  --embarrassed-frog-oklch: oklch(0.565 0.1 76.5);
}

.element {
  color: var(--embarrassed-frog);
  background-color: hsl(37 59% 37%);
  border-color: oklch(0.565 0.1 76.5);
}

Tailwind CSS v4

@theme {
  --color-embarrassed-frog: #976d27;
  --color-embarrassed-frog-50: #fff2d6;
  --color-embarrassed-frog-100: #fbe5c3;
  --color-embarrassed-frog-200: #ecd0a4;
  --color-embarrassed-frog-300: #d4b27c;
  --color-embarrassed-frog-400: #c09657;
  --color-embarrassed-frog-500: #ac7c2d;
  --color-embarrassed-frog-600: #916928;
  --color-embarrassed-frog-700: #745420;
  --color-embarrassed-frog-800: #573d15;
  --color-embarrassed-frog-900: #3d2a0e;
  --color-embarrassed-frog-950: #261702;
}

SCSS

$embarrassed-frog: #976d27;
$embarrassed-frog-rgb: 151, 109, 39;
$embarrassed-frog-light: mix(#fff, $embarrassed-frog, 20%);
$embarrassed-frog-dark: mix(#000, $embarrassed-frog, 20%);

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