This is the 10387th most frequent Japanese word.
鼠色
Gray; mouse color.
The term 鼠色 (nezumiiro) is used here as a precise color description, mentioning the shade of gray similar to a mouse's fur.
私の部屋は鼠色の壁で彩られています。
My room is decorated with mouse-colored walls.
In this sentence, 鼠色 (nezumiiro) describes the color of the clothing, emphasizing a specific shade of gray.
彼は鼠色のスーツを着ていた。
He was wearing a mouse-colored suit.
Here, 鼠色 (nezumiiro) is utilized to describe the general coloration observed on city building roofs, suggesting a common characteristic of urban visual appearance.