Steps to reproduce
open menue
For people with red-green color blindness the red tone of the Logout button has a poor contrast to the background grey. It is hard to focus on, the button seems to be flickering.
It is not impossible to see the button and to read the text and normally one uses the function rather infrequently. Adjusting the lightness of the colour (+45) would however resolve the problem:
Original:
Adjusted: