- (BOOL) isEqualToColor:(id)object {
    if ([object isKindOfClass:[UIColor class]]) {
        UIColor *otherColor = (UIColor *)object;
        double ored, ogreen, oblue, oalpha;
        double mred, mgreen, mblue, malpha;

        [otherColor getRed:&ored green:&ogreen blue:&oblue alpha:&oalpha];
        [self getRed:&mred green:&mgreen blue:&mblue alpha:&malpha];

//        NSLog(@"%@", [NSString stringWithFormat:@"%.2f %.2f %.2f %.2f", ored, ogreen, oblue, oalpha]);
//        NSLog(@"%@", [NSString stringWithFormat:@"%.2f %.2f %.2f %.2f", mred, mgreen, mblue, malpha]);

        return [[NSString stringWithFormat:@"%.2f %.2f %.2f %.2f", ored, ogreen, oblue, oalpha] isEqualToString:[NSString stringWithFormat:@"%.2f %.2f %.2f %.2f", mred, mgreen, mblue, malpha]];
    }

    return NO;
}