How to create vector drawables for android?

You can use Android Studio.
Convert png to svg file online tools PNG to SVG

For SVG color can use :

  <ImageButton
    android:layout_width="48dp"
    android:layout_height="48dp"
    android:id="@+id/button"
    android:src="https://stackoverflow.com/questions/35401968/@drawable/ic_more_vert_24dp"
    android:tint="@color/primary" />

Or

imageView.setColorFilter(getResources().getColor(android.R.color.black), PorterDuff.Mode.SRC_IN);

Can convert SVG to PNG online tool:
coolutils

Convert SVG to Android drawable:
inloop