Sulphine Yellow

CSS

:root {
  --sulphine-yellow: #baa600;
  --sulphine-yellow-rgb: 186 166 0;
  --sulphine-yellow-oklch: oklch(0.72 0.15 100.7);
}

.element {
  color: var(--sulphine-yellow);
  background-color: hsl(54 100% 36%);
  border-color: oklch(0.72 0.15 100.7);
}

Tailwind CSS v4

@theme {
  --color-sulphine-yellow: #baa600;
  --color-sulphine-yellow-50: #fdf8c6;
  --color-sulphine-yellow-100: #f1ebb1;
  --color-sulphine-yellow-200: #e0d78b;
  --color-sulphine-yellow-300: #c6ba59;
  --color-sulphine-yellow-400: #b3a011;
  --color-sulphine-yellow-500: #9d8600;
  --color-sulphine-yellow-600: #857200;
  --color-sulphine-yellow-700: #6a5b00;
  --color-sulphine-yellow-800: #504200;
  --color-sulphine-yellow-900: #382d00;
  --color-sulphine-yellow-950: #221a00;
}

SCSS

$sulphine-yellow: #baa600;
$sulphine-yellow-rgb: 186, 166, 0;
$sulphine-yellow-light: mix(#fff, $sulphine-yellow, 20%);
$sulphine-yellow-dark: mix(#000, $sulphine-yellow, 20%);

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