What is Dark Mode ?
Dark Mode is a mode that displays extra light text on a dark background. This reduces the amount of light emitted by the devices, while maintaining at the same time the minimum color contrast ratios required for readability.
The advantages of the use of black fashion include reducing eyestrain and conserve battery power. Dimming allows devices to adjust their screens based on current lighting conditions, which helps to reduce eye strain when using the device in dark environments.
It helps to save battery power the screens shall not emit much light that bright colors require the display. Battery saving more when the device has an AMOLED screen as the pixels that display the black color can completely disable provide deeper blacks and more battery life.