The Philips 288P6LJEB has a maximum contrast ratio of 50000000:1. That's over two times the contrast ratio of the most common dynamic contrast ratio of 20000000:1. Across all PC displays that have been available for more than two years the contrast ratio ranges from Mega Contrast to 100000000:1.
There are a number of other LCD screens that have a 50000000:1 dynamic contrast ratio currently available which you might also want to consider including the AOC Q2963PM ($408.71) which has a better Rating; or the Asus VG278 ($422.07) which is cheaper.
If the contrast ratio of this PC monitor is not high enough for you then you might also want to consider the u3477 ($599.99) (80000000:1), or the Q2770 (80000000:1) both from AOC or the Asus PA249 ($499.00) (80000000:1) which also has a higher Rating.