iPhone (iOS) · Display & Sound
Adapt Display Color to Ambient Lighting
True Tone uses ambient light sensors to automatically adjust the display's white balance and intensity to match surrounding lighting conditions, keeping colors looking natural under different light sources.
How to open True Tone
- Open Settings → Display & Brightness
- Toggle True Tone on or off
- Alternatively, long-press the brightness slider in Control Center
- Tap the True Tone icon to toggle it quickly
What you should know
- Available on iPhones with a True Tone-capable display
- Adjusts warmth and brightness balance continuously as lighting changes
- Can be toggled quickly from Control Center's brightness slider options
- Independent from Night Shift, which shifts color specifically in the evening
Why it matters
True Tone reduces the jarring color shift that happens when moving between different lighting environments, like stepping from fluorescent office lighting into daylight, by continuously adjusting the display to look natural rather than static. For photographers and designers doing color-sensitive work, however, True Tone can actually introduce inconsistency, since it intentionally alters perceived color rather than rendering a fixed reference. Knowing when to disable it matters as much as knowing when to leave it on.
Best practices
- Leave True Tone on for general everyday use to reduce eye strain from harsh lighting transitions
- Disable it temporarily when doing precise color-matching work like photo editing
- Combine with auto-brightness for the most seamless adaptive display experience
- Check True Tone status if colors look different than expected in a specific app
Common problems and fixes
- Screen colors look inconsistent across locations
- This is True Tone working as intended; disable it under Settings > Display & Brightness if consistency matters more
- True Tone toggle is missing
- Confirm the device model supports True Tone, as older or lower-cost models may lack the sensor
- Colors look too warm indoors
- This is expected behavior under warm artificial lighting; turn off True Tone if a cooler tone is preferred
Tips and tricks
- Turn off True Tone before calibrating colors for professional photo or video editing
- Use Control Center's long-press brightness menu for one-tap access instead of Settings
Frequently asked questions
Is True Tone the same as Night Shift?
No, True Tone adapts to ambient light in real time, while Night Shift shifts warmer only in the evening on a schedule.
Does True Tone affect battery life?
Its impact is minimal since it primarily adjusts color processing rather than significantly changing brightness.
Can I toggle True Tone quickly?
Yes, press and hold the brightness slider in Control Center to reveal a quick True Tone toggle.
Related settings
- Display & BrightnessDisplay & Brightness settings control screen brightness, True Tone, Dark Mode, text size, and Night Shift for warmer colors in the evening.
- Night ShiftNight Shift automatically shifts the iPhone display to warmer colors on a schedule or from sunset to sunrise, reducing blue light exposure that can interfere with sleep when using the device at night.
More Display & Sound guides for iPhone (iOS)
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