When you click on the button it takes you to a new view and puts a back button in the top left. I can\'t figure out what property controls the color of the back button. I tr
I doubt this is the right way to do it, but I got it to work by modifying the SceneDelegate.swift to set the window tint color.
func scene(_ scene: UIScene, willConnectTo session: UISceneSession, options connectionOptions: UIScene.ConnectionOptions) {
// Use a UIHostingController as window root view controller
let window = UIWindow(frame: UIScreen.main.bounds)
window.rootViewController = UIHostingController(rootView: ContentView())
window.tintColor = .green // set the colour of the back navigation text
self.window = window
window.makeKeyAndVisible()
}