vscode customize theme color for selected item in autocomplete popup

I know there's the experimental setting "workbench.experimental.colorCustomizations" but I can't find any subsetting to change the background color of the currently selected item in the autocomplete popup.
Is there any other way to change this color?

How do I change autocomplete in VS Code?

Select “Text Editor” in the left pane. Select the language you are using (C#, C++, Basic, etc.). For C# and Basic, choose “IntelliSense“. ... For C# and Basic, check the “Show completion list after a character is typed” to disable it.

How do I change the selected words in VS Code?

Expand the Search widget to display the Replace text box. When you type text into the Replace text box, you will see a diff display of the pending changes. You can replace across all files from the Replace text box, replace all in one file or replace a single change.

"editorSuggestWidget.background": "#424d66",// widget bg
"editorSuggestWidget.selectedBackground": "#29b6f6",// <-- this one -->
"editorSuggestWidget.highlightForeground": "#ff6a00",// typed(matching) symbols color