Selection box has low contrast against certain colors

Steps to reproduce:

  • Open Inkscape
  • Set background color to 3a3b39ff
  • Drag to select something

What happened?

Selection box is barely visible against background:

2020-05-06-221051_1920x1080_scrot

What should have happened?

Inkscape 0.92.5 for reference:

2020-05-06-221108_1920x1080_scrot

Inkscape Version and Operating System:

Inkscape 1.0 (4035a4fb, 2020-05-01) Pango version: 1.44.7

OS is Arch Linux / X11