colorToHex static method
Implementation
static String colorToHex(Color color) {
return '${color.alpha.toRadixString(16).padLeft(2, '0')}'
'${color.red.toRadixString(16).padLeft(2, '0')}'
'${color.green.toRadixString(16).padLeft(2, '0')}'
'${color.blue.toRadixString(16).padLeft(2, '0')}';
}