Summary: Whether to use a high contrast theme
Type: Boolen
Default: false
| Registry Hive | HKEY_CURRENT_USER |
| Registry Path | Software\Policies\Centrify\Gnome3\com.canonical.unity-greeter |
| Value Name | high-contrast |
| Value Type | REG_SZ |
| Enabled Value | true |
| Disabled Value | false |