Yes, you can separate each attribute to customize the CSS:
//Background header 2
.header-2 .header-bottom {
background-color: #your-color;
}
//Background vertical
menu.vertical-navigation .vertical-navigation-header{
background-color: #your-color;
}
//Wishlist count
.site-header-wishlist .header-wishlist .count{
background-color: #your-color;
}
//Cart count
.site-header-cart .cart-contents .count{
background-color: #your-color;
}
//Account
.site-header-account{
background-color: #your-color;
}
//Wishlist
.site-header-wishlist{
background-color: #your-color;
}
//Cart
.site-header-cart .cart-contents:before{
background-color: #your-color;
}