Lable Text are not populating in IOS real device in Iphone XS 13.3.1

[kranthi-kiki]

Environment
Provide version numbers for the following components (information can be retrieved by running tns info in your project folder or by inspecting the package.json of the project):

• CLI:
• Cross-platform modules: 6.1.1
• Android Runtime: 6.2.0
• iOS Runtime: 6.2.0
• Plugin(s):
  @nstudio/nativescript-cardview": "^1.0.0",
  "@nstudio/nativescript-checkbox": "^1.0.0",
  "@nstudio/nativescript-loading-indicator": "^1.0.0",
  "@nstudio/nativescript-pulltorefresh": "^1.0.1",
  "@nstudio/nativescript-snackbar": "^1.0.0",
  "nativescript-appversion": "^1.4.4",
  "nativescript-fancyalert": "^3.0.8",
  "nativescript-iqkeyboardmanager": "^1.5.1",
  "nativescript-mediafilepicker": "^2.0.17",
  "nativescript-plugin-firebase": "^10.3.3",
  "nativescript-sqlite": "^2.3.3",

Describe the bug
we are developing Mobile apps in nativescript angular 6.2.0
as shown in below images text in lable not visible in ios real device , working perfectly in xcode ios simuator

IOS simulator

Real device

To Reproduce

Expected behavior

Sample project
Additional context

[mattkenefick]

What was the solution here?

[kranthi-kiki]

By default label text will take black color if not declared any color. but for IOS it's taking white color. so for my problem i assigned black color using CSS