Products: Darken the product image arrows
If you'd like to darken the next and previous Product image arrows, there is a line of code you can add to make this change.
Open your Theme Editor.
Choose (1) Theme settings and then (2) Color:
Scroll down to Product Page and adjust the color there:
I've used #333333 in my example:
Use the Save button (top-right) to commit your changes:
The value of #333333; is a hex color code. You can change that value to match your preference.
hex color code references: