American Kobe Beef Boneless Short Rib Slices 1 lb

American Wagyu Boneless Beef Short Ribs, thin sliced, 1lb

It may look darker due to myoglobin is not exposed enough to air to turn bright red color.

The original color of beef is brown, when myoglobin is oxidized, it changes to red.

Therefore darker color does not necessarily indicate its quality.