ionic resources still creating icons with black backgrounds for IOS

Ionic:

Ionic CLI : 5.2.8 (C:\Users\User\AppData\Roaming\npm\node_modules\ionic)
Ionic Framework : ionic-angular 3.9.2
@ionic/app-scripts : 3.2.4

Cordova:

Cordova CLI : 8.1.2 (cordova-lib@8.1.1)
Cordova Platforms : android 7.1.4, browser 6.0.0
Cordova Plugins : cordova-plugin-ionic-webview 3.0.0, (and 10 other plugins)

Utility:

cordova-res : 0.6.0
native-run : 0.2.8

System:

NodeJS : v12.7.0 (C:\Program Files\nodejs\node.exe)
npm : 6.10.0
OS : Windows 10

let me how to change the color?