I discovered you pretty much never want to usegray as a text colour.secondary is only gray where appropriate.
The menu bar tray is slightly transparent, and.secondary and.primary text colours account for that.
As seen below, dark mode is almost unchanged.

Light Mode

Before (on a dark background)

After (on a dark background)

Note: Apple's decided to makesecondary darker thanprimary in this case.

After (on a light background)

Dark Mode

Before

After