<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android"
    android:shape="rectangle">

    <!-- radius should be half of the desired TabLayout height -->
    <corners
        android:radius="18dp"/>

    <!-- TabLayout background color -->
    <solid
        android:color="@color/colorPrimaryLight"/>

</shape>