I downloaded the Mojave 10.14.4 b3 and the latest version of DOS2.
The red/black tint has gone away and my 2013 Macbook pro is able to handle it not too badly.

MacBook Pro (13-inch, Mid 2012)
Mojave 10.14.4 b3
2.5 GHz Intel Core i5
4 GB 1600 MHz DDR3
Intel HD Graphics 4000 1536 MB