fromJson method

Implementation

@override
Color fromJson(String json) {
  // Credit: https://stackoverflow.com/a/50081214
  final buffer = StringBuffer();
  if (json.length == 6 || json.length == 7) buffer.write('ff');
  buffer.write(json.replaceFirst('#', ''));
  return Color(int.parse(buffer.toString(), radix: 16));
}