_myImage =[[UIImageView alloc]initWithFrame:CGRectMake(0, 0, 100, 100)];
_myImage =[UIImage imageNamed:@"shinobihead.png"];
// Set the rendering mode to respect tint color
_myImage.image =[self.myImage.image imageWithRenderingMode:UIImageRenderingModeAlwaysTemplate];
[self.view addSubview:_myImage];
// Generate a random color
CGFloat hue =(arc4random() % 256 /256.0);
CGFloat saturation =(arc4random() % 128 /256.0)+0.5;
CGFloat brightness =(arc4random() % 128 /256.0)+0.5;
UIColor* color =[UIColor colorWithHue:hue saturation:saturation brightness:brightness alpha:1];
self.myImage.tintColor =color;