The AOC E2476 has a maximum contrast ratio of 50000000:1. That's over ten times the contrast ratio of the most frequently found dynamic contrast ratio of 5000000:1. The worst contrast ratio of all PC monitors of a similar age and type to the E2476 is Mega Contrast and the best is 100000000:1.
It may also be worth also looking at one of the other PC displays that have a 50000000:1 dynamic contrast ratio currently available including because of it's better review score, the Viewsonic VX2263SMHL.
If you would prefer a PC monitor with a higher contrast ratio then you might also want to consider the Asus VX279Q ($311.41) (80000000:1) which also has a higher rating.