Undefined name 'Colors'. when using TextStyle class in Flutter

Question

I'm new to flutter, I'm getting an error Undefined name 'Colors'. when using Colors. in TextStyle class

Widget nameCode() => Expanded(
  flex: 1,
  child: Center(
    child: Text(
      'GAIN',
      style: TextStyle(
          color: Colors.blue),
    ),
  ),
);

Answer 1

Please, make sure you have included:

import 'package:flutter/material.dart';