A nice java api for that thing

main.java

public class LightMain
{
    public static void main(String[] args) throws Exception
    {
        Light.letThereBe(args[0])
                .color(Color.CYAN)
                .color(Color.RED)
                .color(Color.BLUE)
                .gradient(Color.GREEN, Color.PINK, 5);

    }
}