JSFiddle - React, Tailwind, and code Playground

HTML

<iframe id="song" scrolling="no" frameborder="no" allow="autoplay"></iframe>

JavaScript

var currentTime = new Date().getHours();
var song = document.getElementById('song');

if (currentTime >= 24 && currentTime <=6) {
    song.setAttribute('src', 'https://w.soundcloud.com/player/?url=https%3A//api.soundcloud.com/tracks/482221002%3Fsecret_token%3Ds-ahwqc&color=%23577c5d&inverse=false&auto_play=true&show_user=true');
}
else {
    song.setAttribute('src', 'https://w.soundcloud.com/player/?url=https%3A//api.soundcloud.com/tracks/482220933%3Fsecret_token%3Ds-dEQ64&color=%23577c5d&inverse=true&auto_play=true&show_user=true');
}