The comments describing the colors for LODColorationColors in the BaseEngine.ini file are incorrect.
These comments seem to have been added in 4.13.
The comments stating the colors as Red, Blue, Green, and Grey are incorrect.
The comments should match the color values listed, In order they should be white, red, green, blue, yellow, purple, cyan, dark purple
Head over to the existing AnswerHub thread and let us know what's up.