Produces UIColor snippet from any given 6-char hex color value

gistfile1.m

int main (int argc, const char *argv[]) {
	NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
	NSUserDefaults *args = [NSUserDefaults standardUserDefaults];	

	NSString *hexValue = [args stringForKey:@"hex"];
	if (hexValue && [hexValue length] == 6) {
		NSString *hexPart;
		float red, green, blue;

		for (int i=0; i<[hexValue length]; i++) {
			NSString *hexPrev = (hexPart ? hexPart : @"");
			NSString *hexNext = [hexValue substringWithRange:NSMakeRange(i, 1)];
			hexPart = [NSString stringWithFormat:@"%@%@", hexPrev, hexNext];

			if (i % 2) {
				unsigned int dec;
				NSScanner *scan = [NSScanner scannerWithString:hexPart];

				if ([scan scanHexInt:&dec]) {
					if (i==1)      red = (float)dec / 255.0;
					else if (i==3) green = (float)dec / 255.0;
					else if (i==5) blue = (float)dec / 255.0;
				}

				hexPart = @"";
			}
		}

		NSLog(@"Conversion of #%@:", hexValue);

		if (red == blue && red == green) 
			NSLog(@"[UIColor colorWithWhite:%.3f alpha:1.0]", red);
		else
			NSLog(@"[UIColor colorWithRed:%.3f green:%.3f blue:%.3f alpha:1.0]", red, green, blue);
	}

	[pool drain];
	return 0;
}