You can use the below custom CSS in themeoptions –
#top-header-area ul.contact-info > li, #top-header-area ul.contact-info > li > a, #top-header-area #header-menu > ul.menu > li > a {
color: #fff;
}
#top-header-area ul.contact-info li, #top-header-area ul.contact-info li i, #top-header-area ul.contact-info li a {
color: #fff;
}
#top-header-area ul.contact-info > li:hover, #top-header-area ul.contact-info > li > a:hover, #top-header-area #header-menu > ul.menu > li > a:hover {
color: #3A3;
}