The Acer 326HUL has a maximum contrast ratio of 100000000:1. That's over five times the contrast ratio of a 20000000:1 PC monitor, which is the most frequently found contrast ratio.
A 100000000:1 dynamic contrast ratio is in fact the best contrast ratio across all PC screens of a comparable type and age to the 326HUL.
The worst contrast ratio across similar types of PC display is Mega Contrast.
There are a number of alternative PC screens that have a 100000000:1 dynamic contrast ratio currently available which you might want to consider including the 276HUL, or the H276HL both from Acer which has a better Rating.