Not a big difference in lines?

Mads • Wife & Dog Mom xo Oct 6 2021 🍂✨🥰 👼👼👼👼

Hey guys. Sounding paranoid here but I’ve had two losses before.

Yesterday my two tests from yesterday and Monday compared like this

Now yesterday’s test and today’s test

Not much darker. I’m one day away from my expected period. Should I be worried it’s not much darker?