Hi Nklee,
To have the color for the menu item 3139 only go to Appearance -> Customize/Theme Options -> Design Options Tab -> Custom CSS paste the following CSS code and Click on save all changes button:
#access #menu-item-3139 a:hover,
#access ul li#menu-item-3139.current-menu-item a, 
#access ul li#menu-item-3139.current_page_ancestor a, 
#access ul li#menu-item-3139.current-menu-ancestor a, 
#access ul li#menu-item-3139.current_page_item a {
    color: #777;
}
Please change the above HEX color code #777 to your own HEX color code to change the color
Thank you for using our theme.
Thank you!