/Dart/The argument type 'Color?' can't be assigned to the parameter type 'MaterialColor?'

The argument type 'Color?' can't be assigned to the parameter type 'MaterialColor?'

MaterialColor swatchify(MaterialColor color, int value) {
  return MaterialColor(color[value].hashCode, <int, Color>{
    50: color[value],
    100: color[value],
    200: color[value],
    300: color[value],
    400: color[value],
    500: color[value],
    600: color[value],
    700: color[value],
    800: color[value],
    900: color[value],
  });
}

primarySwatch: swatchify(Colors.purple, 900),

Similar codes

1 vote340 views1 answer
Flutter floting action button shadow remove
Dart
4 votes317 views1 answer
Dart extension function
Dart
1 vote327 views1 answer
How to replace commas in model array of strings in dart
Dart
7 votes268 views1 answer
Floating Action Button rectangular shaped (round corners)
Dart
0 vote262 views1 answer
Flutter appbar is still grey
Dart
2 votes363 views3 answers
How to disable screen rotation in flutter
Dart
4 votes336 views2 answers
Data types in flutter
Dart
0 vote319 views1 answer
Raisedbutton full width flutter
Dart
0 vote359 views1 answer
Dart get href attribute
Dart
4 votes314 views1 answer
Circle avatar from image asset flutter
Dart