NSString *color = model.display_color;

            long colorLong =strtoul([color cStringUsingEncoding:NSUTF8StringEncoding],0, 16);

            // 通过位与方法获取三色值

            int R = (colorLong & 0xFF0000 )>>16;

            int G = (colorLong & 0x00FF00 )>>8;

            int B = colorLong & 0x0000FF;

            UIColor *wordColor = [UIColorcolorWithRed:R/255.0 green:G/255.0 blue:B/255.0alpha:1.0];

RGB(FFFFFF)转255:255:255