You can optionally choose to modify the colors and other resources used in the View Controllers, by overriding assets in your app bundle.

Dimens

You can override the following dimensions to personalize all the views:

lib_text_size_small: 18sp
lib_text_size_medium: 21sp
lib_text_size_large: 24sp
lib_button_text_size: 18sp

Colors

You can override the following colors to personalize all the views:

lib_blue_text_color
lib_text_color
lib_cancel_text_color
lib_progress_bar_color

Drawable

You can override the following drawable assets to personalize all the views:

lib_activity_bg
lib_nav_bar_bg
lib_nav_bar_logo
lib_button_confirm_selector
lib_button_capture

Localization keys for the UI library

You can override the following keys in your strings.xml file for localization:

<string name="button_okay">Okay</string>
<string name="button_retake">Re-Take</string>
<string name="button_confirm">Confirm</string>
<string name="button_approve">Approve</string>
<string name="button_next">Next</string>
<string name="button_settings">Go to Settings</string>
<string name="button_cancel">Cancel</string>
<string name="lfv_different_face_error_message">Different face in the frame</string>
<string name="lfv_restart_error_message">Whoops, missed it. Please try again.</string>
<string name="lfv_no_face_error_message">No Face Detected</string>
<string name="lfv_multiple_faces_error_message">Multiple faces in the frame</string>
<string name="permission_rationale_common_message">The app was unable to proceed. Please update the permissions for your app in device settings to be able to use this feature.</string>
<string name="cannot_save_selfie_error">An error occurred while processing the verified selfie. Please try again.</string>
<string name="cannot_save_picture_error">An error occurred while processing the captured image. Please try again.</string>
<string name="lfv_instruction_text">Align your face with the guidelines.</string>   
<string name="lfv_default_string">Live Face Verification</string> 
<string name="lfv_smile">Smile!</string>
<string name="lfv_straight_face">Show No Expression</string>
<string name="lfv_close_left_eye">Close your left eye</string>
<string name="lfv_close_right_eye">Close your right eye</string>
<string name="dl_step_capture_front_msg">Align ID inside the guidelines and take a photo of the front of your driver license.</string>
<string name="dl_step_capture_front">Driver License Front</string>
<string name="dl_step_approve_front_msg">Confirm you can see your photo clearly and approve the front.</string>
<string name="dl_step_approve_front">Approve Front</string>
<string name="dl_step_scan_msg">Align ID inside the guidelines and scan the barcode on the back of your driver license.</string>
<string name="dl_step_scan">Driver License Scan</string>
<string name="dl_step_capture_back_msg">Align ID inside the guidelines and take a photo of the back of your driver license.</string>
<string name="dl_step_capture_back">Driver License Back</string>
<string name="dl_step_approve_back_msg">Confirm you can see your photo clearly and approve the back.</string>
<string name="dl_step_approve_back">Approve Back</string>
<string name="license_instruction_text">Make sure your license is brightly lit.</string>
<string name="license_scanner_error">An error occurred while scanning the code on your license. Please try again.</string>
<string name="license_select_country_message">Select the issuing country of your Driver License.</string>
<string name="no_face_in_picture">No face found in the picture. Please try again and make sure you don't crop out the face after taking the picture.</string>