terraform/website/source/assets/stylesheets/_sidebar.scss

//
// Sidebar
// - Project Specific
// - Make sidebar edits here
// --------------------------------------------------

.sidebar {
    .sidebar-nav {
        // Links
        //----------------
        li {
            a {
                color: $black;

                svg{
                    path{
                        fill: $black;
                    }
                }
            }
        }
    }
}