Configure the theme for your Parcel account.

The Parcel editor has several themes available. The dark theme is enabled by default. You can change the theme by clicking the Parcel menu beside the name of your workspace in the top left. Then click Preferences > Theme.

Silent video of the full Parcel window. The cursor navigates to and clicks on the Parcel menu then hovers over Preferences and clicks Theme in the top left. The preferences dialog opens, and the user navigates to the "Theme" section. There are four options: "Parcel Dark" and "Parcel Light" as well as " Dark" and " Light". The user switches from "Parcel Dark" to "Parcel Light". The dark background color of the webpage becomes white.
Screen recording showing the switch from Parcel dark mode to light mode

We sync your choice of theme with your account; each of your workspaces will have the same theme.

This should not be confused with light/dark mode in the preview.