checkColor function
Implementation
Color checkColor(Color color) {
// final int red = color.red;
// final int green = color.green;
// final int blue = color.blue;
// const int middle = 105;
// int bg = ((red * 0.299) + (green * 0.587) + (blue * 0.114)).toInt();
// Color textColor = (255 - bg < middle) ? Colors.black : Colors.white;
final Color textColor =
color.computeLuminance() > 0.5 ? Colors.black : Colors.white;
return textColor;
}