UIColor Macros

http://iphonedevelopertips.com/cocoa/uicolor-macros.html


 #define RGB(r, g, b) [UIColor colorWithRed:r/255.0 green:g/255.0 blue:b/255.0 alpha:1]
 #define RGBA(r, g, b, a) [UIColor colorWithRed:r/255.0 green:g/255.0 blue:b/255.0 alpha:a]

// Code without the macro
  msgLabel.textColor = 
     [UIColor colorWithRed:255/255.0 green:251/255.0 blue:204/255.0 alpha:1];
 
  // Or like this...
  msgLabel.textColor = [UIColor colorWithRed:1.0 green:.98 blue:.8 alpha:1];
 
 // Code with macro
  msgLabel.textColor = RGB(255, 251, 204);