No it’s not supposed to be that way. If you look around line 2500 in your css, change the #fff
to #333
(or whatever color you want) –
.site-header .genesis-nav-menu.responsive-menu .current-menu-item > a,
.site-header .genesis-nav-menu.responsive-menu .sub-menu li a,
.site-header .genesis-nav-menu.responsive-menu .sub-menu li a:hover,
.site-header .genesis-nav-menu.responsive-menu .sub-menu,
.site-header .genesis-nav-menu.responsive-menu > .menu-item-has-children:before,
.site-header .genesis-nav-menu.responsive-menu > li:hover > a,
.site-header .genesis-nav-menu.responsive-menu a:hover {
color: #333;
}
The demo is updated.