設定色調顏色

Objective-C

//for off-state
mySwitch.tintColor = [UIColor blueColor];
[mySwitch setTintColor: [UIColor blueColor]];

//for on-state
mySwitch.onTintColor = [UIColor cyanColor];
[mySwitch setOnTintColor: [UIColor cyanColor]];

迅速

//for off-state
mySwitch.tintColor = UIColor.blueColor()

//for on-state
mySwitch.onTintColor = UIColor.cyanColor()