a simple VS Code theme customization settings.

{
    "workbench.colorCustomizations": {
        "activityBar.activeBackground": "#ffdd000e",
        "activityBar.foreground": "#e7e7e7",
        "activityBar.inactiveForeground": "#def6ff47",
        "activityBarBadge.background": "#fdb345",
        "commandCenter.border": "#dfecff47",
        "sash.hoverBorder": "#1f6fd0",
        "statusBarItem.hoverBackground": "#b9d8ff36",
        "statusBarItem.remoteBackground": "#3c6ace8e",
        "statusBarItem.remoteForeground": "#e7e7e7",
        "titleBar.activeForeground": "#d6e1ff8e",
    }
}

First, open Visual Studio Code and create a folder named .vscode.

To create the folder:

1. Open Visual Studio Code.

2. Create a New Workspace or open an existing folder.

3. Open the Integrated Terminal by selecting View > Terminal or pressing Ctrl + `.

4. Create the .vscode Folder using the following command:

   mkdir .vscode

   Inside .vscode Folder create a new File settings.json

5. Then last Copy The json code and paste inside settings.json file & save it .

6. Theme recomanded - Best Themes - Ayu darkvenom