Bad colors on Gnome dark mode

The interface isn't quiet readable for gnome3 users with dark mode enable, but it's a little better when not focusing on the ipscan window

Scan result, with focus on window :
Scan result, without focus on window :

Preferences menu, with focus on window :
Preferences menu, without focus on window :

Main screen, with focus on window :
Main screen, without focus on window :

I just updated to this version :
Sorry, without window focus it's a bit readable, here is the screenshot :

**Is it possible to have (at least) the choice by an option in preferences to switch theme ?**

I saw in other issues that the java version can be an issue, so here is my java version :