How to change line color in edit text ?

For change the line color in editText you should use backgroundTint=”color name” in .xml file after that run your app it will work proper.

android:backgroundTint="@android:color/holo_red_light"

You can use this code like that which is written bellow.

<EditText
android:layout_width="match_parent" android:layout_height="wrap_content"
android:hint="Underline color change"
android:backgroundTint="@android:color/holo_red_light" />

Or

<android.support.v7.widget.AppCompatEditText
android:layout_width="match_parent"
android:layout_height="wrap_content"android:hint="Underline color change"
app:backgroundTint="@color/blue_gray_light" />

Both EditText is working proper you ca try this codes

Thank you , I wish you good day and night.