[data-kt-app-layout="dark-sidebar"] .app-sidebar {
  background-color: #0A395C !important;
  border-right: 0 !important;
}

<!-- [data-kt-app-layout="dark-sidebar"] .app-sidebar .menu .menu-item .menu-heading {
  color: #0A395C !important;
} -->

[data-kt-app-layout="dark-sidebar"] .app-sidebar .menu .menu-item .menu-link .menu-title {
  color: #ffffff !important;
}

[data-kt-app-layout="dark-sidebar"] .app-sidebar .menu .menu-item .menu-content {
  color: #0A395C !important;
}


[data-kt-app-layout="dark-sidebar"] .app-sidebar .menu .menu-item .menu-link .menu-icon i
{color:#ffffff !important;}


[data-kt-app-layout="dark-sidebar"] .app-sidebar .menu .menu-item:not(.here) .menu-link:hover:not(.disabled):not(.active):not(.here) .menu-icon i
{color:#ffffff !important;}

[data-kt-app-layout="dark-sidebar"] .app-header {background-color:#0A395C !important;}



[data-kt-app-layout="dark-sidebar"] .app-header-menu .menu .menu-item:not(.here) .menu-link:hover:not(.disabled):not(.active):not(.here) .menu-title {
  color:#ffffff !important;}

  [data-kt-app-layout="dark-sidebar"] .letra_title_agencia  { color:#ffffff !important;}


[data-kt-app-layout="dark-sidebar"] .app-header-menu .menu .menu-item .menu-link .menu-title{color: #ffffff !important;}

[data-kt-app-layout="dark-sidebar"] .opciones{
  background-color: #0A395C !important;
}