Design recreation class with Flutter

class_app.dart

// Attempting to recreate the design at https://dribbble.com/shots/19117061-Baims-App-Design-Concept

// lib/main.dart
import 'package:flutter/material.dart';
import 'package:first_app/home_widget.dart';

void main() {
  runApp(const MyApp());
}

class MyApp extends StatelessWidget{
  const MyApp({super.key});

  @override
  Widget build(context){
    return MaterialApp(
      home: HomeWidget(),
    );
  }
}

// lib/home_widget.dart
import 'package:flutter/material.dart';

class HomeWidget extends StatelessWidget {
  HomeWidget({super.key});

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      body: Column(
        children: [
          Flexible(
            flex: 4,
            child: Container(
              width: double.infinity,
              height: 400,
              color: Color(0xFF13AF71),
              child: Image.asset('assets/img/avatar.png', width: 50,),
            ),
          ),
          Flexible(
            flex: 6,
            child: Container(
              width: double.infinity,
              color: Color(0xFFFBF3EC),
              child: Padding(
                padding: const EdgeInsets.symmetric(vertical: 16, horizontal: 28),
                child: Column(
                  children: [
                    TextField(
                      decoration: InputDecoration(
                        labelText: 'Name',
                        filled: true,
                        fillColor: Colors.white,
                      ),
                    ),
                    TextField(
                      decoration: InputDecoration(
                        labelText: 'Name',
                        filled: true,
                        fillColor: Colors.white,
                      ),
                    ),
                    TextField(
                      decoration: InputDecoration(
                        labelText: 'Name',
                        filled: true,
                        fillColor: Colors.white,
                      ),
                    ),
                    TextField(
                      decoration: InputDecoration(
                        labelText: 'Name',
                        filled: true,
                        fillColor: Colors.white,
                      ),
                    ),
                  ],
                ),
              ),
            ),
          ),
        ],
      ),
    );
  }
}

// Full solution here: https://gist.github.com/israel-oye/b5a687b14e116a9b4be840320c49b129