True Dark Mode
Beyond #000000: contrast and fatigue.
The Halation Effect
Pure white text on a pure black background (#000000) causes halation for readers with astigmatism. The text appears to bleed into the background.
Astigmatism affects roughly 33% of the population, making pure OLED black backgrounds physically painful for long sessions.
Common Dark Mode Mistakes
| Mistake | Impact | Solution |
|---|---|---|
| #FFF on #000 | Halation and eye strain. | Use #E0E0E0 on #121212. |
Dark Contrast Checker
FAQ
Does dark mode save battery?
Only on OLED screens. On LCDs, the backlight remains on regardless of pixel color.
Explore the Architecture
Connect this concept to the broader system: