This is the 9337th most frequent Japanese word.
真っ黒い
Completely black.
Here, 真っ黒い (pitch black) is used to describe the stains on the shirt, indicating their deep black color.
そのシャツは真っ黒い染みに覆われています。
That shirt is covered in pitch black stains.
Here, 真っ黒い communicates the profoundly dark appearance of the night sky, emphasizing its intensity.
夜空が真っ黒い闇に包まれている。
The night sky is enveloped in pitch black darkness.
In this sentence, 真っ黒い is used to describe the deep black color of the person's eyes, enhancing their vivid portrayal.