Hello @THECOACH, Please add this CSS in the Additional CSS

div#primary-menu-wrapper .menu-toggle svg.icon {
fill: #000;
}
.site-header-menu .menu-label {
color: #000;
}
Go to Customizer >> Appearance >> Additional Css, paste the above CSS there, and published the site.
Please use this link for reference https://www.computerhope.com/htmcolor.htm

Thanks