Colour console issues in React Native

[chmac]

Using the nightingale-app-react-native package in our expo project, I see the following in my expo console (running in my terminal, iTerm2):

But in the React Native Debugger, connected to my app, I see this:

I think there's something going on with ansi colour codes or such that is being relayed to the remote console and somehow not quite working when it's displayed there. Unfortunately I don't know enough about the React Native console to be able to offer any more useful feedback.

Edit: Same on both iOS & Android for me.

[chmac]

Here's some more screenshots, somehow the colours are being added to the console, but there's also some spurious leading characters visible in the React Native Debugger console:

Here's the same messages on the React Native Debugger console:

Then the error level:

Here the error, critical, fatal, alert and emergency level messages are not visible because they're red on red:

[chmac]

Incidentally, as a workaround, if I cmd+a in the console to select the text, then I can see the message like so: