Set color to unselected tab indicator in tab layout
**1.app:**
tabBackground="@drawable/tablayout_selector"
**2.tablayout_selector.xml**
<?xml version="1.0" encoding="utf-8"?>
<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
<item>
<shape android:shape="rectangle">
<solid android:color="@color/shl_common_default_color" />
</shape>
</item>
<item>
<inset android:insetBottom="1.5dp">
<shape android:shape="rectangle">
<solid android:color="@color/white" />
</shape>
</inset>
</item>
</layer-list>
or
<?xml version="1.0" encoding="utf-8"?>
<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
<item>
<shape android:shape="rectangle">
<solid android:color="@color/white" />
</shape>
</item>
<item android:gravity="bottom">
<shape android:shape="rectangle">
<solid android:color="@color/shl_common_default_color" />
<size android:height="1.5dp" />
</shape>
</item>
</layer-list>
try this changing the color as you wish:
Create this file in drawable folder
tab_indicator_color.xml:
<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
<!-- UNSELECTED TAB STATE -->
<item android:state_selected="false" android:state_pressed="false">
<layer-list>
<!-- Bottom indicator color for the UNSELECTED tab state -->
<item android:top="-5dp" android:left="-5dp" android:right="-5dp">
<shape android:shape="rectangle">
<stroke android:color="#65acee" android:width="2dp"/>
</shape>
</item>
</layer-list>
</item>
</selector>
and after set your .xml file in app:tabBackground like this:
<android.support.design.widget.TabLayout
android:id="@+id/tabs"
android:layout_width="match_parent"
android:layout_height="wrap_content"
app:tabMode="fixed"
style="@style/MyCustomTabLayout"
app:tabBackground="@drawable/tab_indicator_color" />