The option to switch the user interface of Google’s messaging application on Android to a darker color palette is a display setting designed to reduce light emitted by the screen. For example, instead of a predominantly white background with black text, the interface becomes primarily dark gray or black with white or light gray text.
This feature provides several potential advantages, including decreased eye strain, especially in low-light conditions. Furthermore, on devices with OLED screens, employing this display setting can lead to power savings, as black pixels are effectively turned off. Its adoption reflects a broader trend towards user interface customization options that enhance comfort and energy efficiency.