[Update: Now in Dev Channel] ChromeOS will eventually have an automatic red-tinted Night Light mode
(Android Police)

Update 1: 2017/08/20 1:11pm PDT The automatic night mode has hit the Chrome OS Dev Channel, but is otherwise unchanged since it was in Canary. If you want to switch your Chromebook to the Dev ChromeOS development is on fire these days. Just yesterday we got news that we`d have a new setting for closing the lid on a Chromebook. And today we find out that a new automatic Night Light feature is inbound and has just entered the Canary channel. Read More[Update: Now in Dev Channel] ChromeOS will eventually have an automatic red-tinted Night Light mode was written by the awesome team at Android Police.