Just copy the below link tag and paste it in your head element before your custom styles.
<link rel="stylesheet" href="https://cdn.jsdelivr.net/gh/MonteBoomBox/tailwind-colors/tailwind-colors.css">
Download the CSS file and include it through a link tag in your head.
<head>
<link rel="stylesheet" href="path/to/tailwind-colors.css">
</head>