Trying to read an iBook or Kindle eBook at night and curious how to switch to white text on a black background so as not to strain your eyes or keep others awake from the glare? Luckily iPhone, iPod touch, and iPad have this feature built right in. We'll show you how to enable it after the break!

Because "White on Black" is considered a system-wide feature, so all we need to do is head into Settings.

  • Open Settings
  • Tap General
  • Select Accessibility
  • Switch "White on Black" to "ON"
  • Exit settings, launch iBooks or Kindle, and enjoy!

Bonus tip: If you want to have white on black as a quick option then place it on your triple click home button.

  • Settings
  • General
  • Accessibility
  • Triple click home
  • White on Black

There you have it! Now can read your books (or web pages, or email, or anything really) as "White on Black" for those lighting situations that require it. If you have an questions, let us know in the comments below.

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