The default LuCI theme is called Bootstrap which includes light and dark modes.

To install other themes via Packages: Go to LuCI → System → Software, filter for “luci-theme”, you will see several available.

To change themes go to System → System → Language and Style. Use the Design dropdown to select an installed theme:

Bootstrap is the default theme.

Material is inspired by the Google Material Design.

OpenWrt2020 is an old default theme and still available.

OpenWrt is an old default theme and still available.

• Argon is a popular theme with light and dark modes available on a seperate repository, found on the Argon main thread.
• If you wish to create your own themes see HowTo: Create Themes.