Operating system: Linux-4.15.0-45201902141402-generic-x86_64-with-debian-buster-sid 64 Bits
Graphics card: GeForce GT 630/PCIe/SSE2 NVIDIA Corporation 4.5.0 NVIDIA 390.116
Broken: version: 2.80 (sub 51), branch: blender2.7, commit date: 2019-03-21 23:13, hash: rB1ae6aaad43ad
Short description of error
The active colour in the topbar isn't equal to the highlighted one in the properties panel. For me that doesn't seem reasonable.