Linux puskom-ProLiant-DL385-Gen10 5.4.0-150-generic #167~18.04.1-Ubuntu SMP Wed May 24 00:51:42 UTC 2023 x86_64

//usr/share/themes/Ambiance/gtk-3.0/apps/gnome-system-log.css

 /* LP: #1045602 */
LogviewWindow .view.dim-label, .dim-label {
  color: @info_fg_color;
}