UIColorで名前指定できる色の一覧。

gistfile1.m

NS_CLASS_AVAILABLE_IOS(2_0) @interface UIColor : NSObject <NSSecureCoding, NSCopying> {
  @private
}
// Some convenience methods to create colors.  These colors will be as calibrated as possible.
// These colors are cached.
+ (UIColor *)blackColor;      // 0.0 white 
+ (UIColor *)darkGrayColor;   // 0.333 white 
+ (UIColor *)lightGrayColor;  // 0.667 white 
+ (UIColor *)whiteColor;      // 1.0 white 
+ (UIColor *)grayColor;       // 0.5 white 
+ (UIColor *)redColor;        // 1.0, 0.0, 0.0 RGB 
+ (UIColor *)greenColor;      // 0.0, 1.0, 0.0 RGB 
+ (UIColor *)blueColor;       // 0.0, 0.0, 1.0 RGB 
+ (UIColor *)cyanColor;       // 0.0, 1.0, 1.0 RGB 
+ (UIColor *)yellowColor;     // 1.0, 1.0, 0.0 RGB 
+ (UIColor *)magentaColor;    // 1.0, 0.0, 1.0 RGB 
+ (UIColor *)orangeColor;     // 1.0, 0.5, 0.0 RGB 
+ (UIColor *)purpleColor;     // 0.5, 0.0, 0.5 RGB 
+ (UIColor *)brownColor;      // 0.6, 0.4, 0.2 RGB 
+ (UIColor *)clearColor;      // 0.0 white, 0.0 alpha 

@end