Sulphur Yellow

CSS

:root {
  --sulphur-yellow: #ccc050;
  --sulphur-yellow-rgb: 204 192 80;
  --sulphur-yellow-oklch: oklch(0.796 0.133 103.2);
}

.element {
  color: var(--sulphur-yellow);
  background-color: hsl(54 55% 56%);
  border-color: oklch(0.796 0.133 103.2);
}

Tailwind CSS v4

@theme {
  --color-sulphur-yellow: #ccc050;
  --color-sulphur-yellow-50: #faf8cc;
  --color-sulphur-yellow-100: #eeebb8;
  --color-sulphur-yellow-200: #dcd895;
  --color-sulphur-yellow-300: #c1bb68;
  --color-sulphur-yellow-400: #ada136;
  --color-sulphur-yellow-500: #978800;
  --color-sulphur-yellow-600: #7f7400;
  --color-sulphur-yellow-700: #665c00;
  --color-sulphur-yellow-800: #4c4300;
  --color-sulphur-yellow-900: #352e00;
  --color-sulphur-yellow-950: #201b00;
}

SCSS

$sulphur-yellow: #ccc050;
$sulphur-yellow-rgb: 204, 192, 80;
$sulphur-yellow-light: mix(#fff, $sulphur-yellow, 20%);
$sulphur-yellow-dark: mix(#000, $sulphur-yellow, 20%);

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