title: Theme.MaterialComponents colorPrimary not working
body: <p>I'm using <code>Theme.MaterialComponent</code>, but it not affects to my actionBar, why? </p>
  
  <p><strong>style.xml</strong></p>
  
  <pre><code> &lt;!-- Base application theme. --&gt;
      &lt;style name="AppTheme" parent="Theme.MaterialComponents"&gt;
          &lt;item name="colorPrimary"&gt;@color/colorPrimary&lt;/item&gt;
          &lt;item name="colorPrimaryDark"&gt;@color/colorPrimaryDark&lt;/item&gt;
          &lt;item name="colorAccent"&gt;@color/colorAccent&lt;/item&gt;
          &lt;item name="android:windowBackground"&gt;@color/windowBackground&lt;/item&gt;
          &lt;item name="android:textColor"&gt;@color/white&lt;/item&gt;
      &lt;/style&gt;
  </code></pre>
  
  <p><strong>colors.xml</strong></p>
  
  <pre><code>&lt;resources&gt;
      &lt;color name="colorPrimary"&gt;#801336&lt;/color&gt;
      &lt;color name="colorPrimaryDark"&gt;#510a32&lt;/color&gt;
      &lt;color name="colorAccent"&gt;#ee4540&lt;/color&gt;
      &lt;color name="windowBackground"&gt;#2d142c&lt;/color&gt;
  
      &lt;color name="white"&gt;#FFF&lt;/color&gt;
  &lt;/resources&gt;
  </code></pre>
  
  <p><a href="https://i.stack.imgur.com/bLLXW.jpg" rel="noreferrer"><img src="https://i.stack.imgur.com/bLLXW.jpg" alt="enter image description here"></a></p>