헤더 메뉴 클릭시 새로고침 후에도 컬러 유지

$(".hGnb > ul > li > a").mouseover(function(e) {
  e.preventDefault();
  $(".hGnb_2dep").stop().fadeOut(100);
  $(this).next("ul").stop().fadeIn(100);
});
$(".hGnb_2dep").mouseleave(function(e) {
  e.preventDefault();
  $(".hGnb_2dep").stop().fadeOut(100);
});

 


$(".mMenu-left .uk-nav > li > a").click(function(e) {
  e.preventDefault();
  $(".mMenu-left .uk-nav-sub").stop().slideUp(100);
  $(this).next("ul").stop().toggle(100);
  $(this).parent("li").addClass("on");
});

 


$(document).on("hover", ".hGnb > ul > li > a", function(event){
    $(this).attr("class","pick");
});

<div class="hGnb">
      <ul class="clearboth">
        <li><a href="#"></a>
        </li>
        <li><a href="#">Adep</a>
          <ul class="hGnb_2dep clearboth">
            <li><a href="#">Bdep</a></li>
          </ul>
        </li>
        <li><a href="#">Adep</a>
          <ul class="hGnb_2dep clearboth">
            <li><a href="#">Bdep</a></li>
          </ul>
        </li>
        <li><a href="#">Adep</a>
          <ul class="hGnb_2dep clearboth">
            <li><a href="#">Bdep</a></li>
          </ul>
        </li>
        <li><a href="#">Adep</a>
          <ul class="hGnb_2dep clearboth">
            <li><a href="#">Bdep</a></li>
          </ul>
        </li>
      </ul>
    </div>

.hGnb {width: 100%;}
.hGnb > ul > li {width: 16.666%; float: left;}
.hGnb > ul > li > a {
  line-height: 48px;
  padding: 0 10px;
  font-size: 15px;
  font-weight: 500;
  color: #ffffff;
  text-align: center;
  letter-spacing: -0.5px;
  transition: all .2s ease-out;
  display: block;
}
.hGnb > ul > li > a.on {
    color: #666666;
}
.pick {
    color: orange !important;
}

 

.hGnb_2dep {
  padding: 10px 0;     
  box-sizing: border-box;
  background: #fff;
display: none;
  position: relative;
  z-index: 9999;
  border: 1px solid #e5e5e5;
}
.hGnb_2dep > li {width: 100%; height: 100%; float: left;}
.hGnb_2dep > li > a {
  display: block;
  padding: 8px 10px;
  font-size: 14px;
  font-weight: 500;
  color: #777777;
  text-align: center;
  line-height: 1.3em;
  letter-spacing: -0.5px;
  transition: all .2s ease-out;
}

.hMenu a:hover, .hGnb > ul > li > a:hover, .hGnb_2dep > li > a:hover {color: orange;}