TextView textView = findViewById(R.id.text_view); textView.setTextColor(Color.RED);
In the second example, `android:textColor` attribute is set to `@android:color/holo_red_dark`, which is a predefined `Color` resource provided by Android. In summary, the `android.graphics.Color` class is used to create `Color` objects that can be used for setting the color of text, background, or other graphics in Android apps. It is part of the `android.graphics` package.