It's because of the artificial light
Topic artificial light! ... and more photos... and for those who think I sit here all day in the forum :rolleyes: ...
After having applied the wrong color before the lockdown, I finally bought new paint: so just now - shortly before the late shift - I quickly got to it and painted the kitchen wall :)
Before :eek:
After
Doors from two Ikea-Besta units top left are still in the experimental phase with the wall paint...