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- UIButton color change
- myButton.backgroundColor = [UIColor brownColor];
- myButton.backgroundColor = [UIColor colorWithHue:1.0/12 saturation:2.0/3 brightness:4.0/10 alpha:1];
- UIColor *color = UIColor.brownColor;
- CGFloat hue, saturation, brightness, alpha;
- [color getHue:&hue saturation:&saturation brightness:&brightness alpha:&alpha];
- brightness *= .8;
- UIColor *darkerColor = [UIColor colorWithHue:hue saturation:saturation brightness:brightness alpha:alpha];
- UIColor *myColor = [UIColor colorWithRed:0.5f green:0.5f blue:0.5f alpha:1.0f];
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