十六进制转UIColor

+ (UIColor*)colorWithHexString:(NSString*)stringToConvert{

if([stringToConverthasPrefix:@"#"])

{

stringToConvert = [stringToConvertsubstringFromIndex:1];

}

NSScanner*scanner = [NSScannerscannerWithString:stringToConvert];

unsignedhexNum;

if(![scannerscanHexInt:&hexNum])

{

returnnil;

}

return[UIColorcolorWithRGBHex:hexNum];

}

+ (UIColor*)colorWithRGBHex:(UInt32)hex{

intr = (hex >>16) &0xFF;

intg = (hex >>8) &0xFF;

intb = (hex) &0xFF;

return[UIColorcolorWithRed:r /255.0f

green:g /255.0f

blue:b /255.0f

alpha:1.0f];

}