I'm using a navigation view in my application, which has a black look throughout. My issue is that the back button within my color scheme is not at all very distinctive, it's hard to see the outline of the button itself. Indeed, the bottom half of the button is barely visible (see image).
I can't seem to figure out the SASS variable or CSS needed to change the colour of this button, or to make it more distinct.
My question is how may I make this button more visible?
This is some of the relevant SASS code I have for my application: