How to change border color of radio button in android? [duplicate]

Answer 1

Try using AppCompatRadioButton

<android.support.v7.widget.AppCompatRadioButton
    android:id="@+id/rb"
    app:buttonTint="@color/colorAccent" //This to set your default button color
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"/>

For more detail check this answer : Android: Change the color of RadioButtons and checkboxes programmatically

Answer 2

The easiest way to customize(change color) your views.

Goto : http://android-holo-colors.com/

• Select the color you want for Radio Button
• Download Output Resources (Download.Zip)
• Extract zip contents
• Copy files from extracted zip to your project drawables, styles and values
• Change the parent of your app theme to the one you downloaded
• And you have got what you wanted

Answer 3

Yes, this is the property you are looking for: buttonTint, but only works on api level 21 or above

<RadioButton
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:id="@+id/radio"
    android:checked="true"
    android:buttonTint="@color/your_color"/>

in your values/colors.xml put your color in this case a reddish one:

<color name="your_color">#e75748</color>

Result: