$yellow-900: #331600;
$yellow-800: #663900;
$yellow-700: #ffa000;
$yellow-600: #ffb300;
$yellow-500: #ffc107;
$yellow-400: #ffca28;
$yellow-300: #ffd54f;
$yellow-200: #ffe082;
$yellow-100: #ffecb3;
$yellow-50: #fff9e5;