I've never bothered to install a theme for it, but https://openwrt.org/docs/guide-user/luci/luci.themes https://openwrt.org/docs/guide-user/luci/luci.themes the

I've never bothered to install a theme for it, but https://openwrt.org/docs/guide-user/luci/luci.themes https://openwrt.org/docs/guide-user/luci/luci.themes they do exist. There's really no good reason they couldn't.