Safari adds Adaptive Dark Mode in 27.3
The gist
Apple's Safari 27.3 beta adds Adaptive Dark Mode, which darkens light websites on request.
Only 10% of page loads support dark mode, versus 40% of users.
How it unfolded
- 2019 springSafari 12.1 became the first browser to support dark mode on the web.
- Nov 3, 2026Apple released the first developer betas of iOS 27.3, iPadOS 27.3 and macOS 27.3 (macOS Golden Gate 27.3), adding Vertical Tabs, Adaptive Dark Mode and Siri AI actions to Safari.
- Nov 3, 2026The WebKit blog announced Adaptive Dark Mode: users with system appearance set to dark who browse a bright-background site get a preview and tap 'Try'. It can be turned on for all sites or site by site.