Definitions

1. adjective

Having a bluish or grayish tint, especially a dark or somber color.

“The atramentous hue of the painting reflected the artist’s melancholic mood.”

2. noun

A dark or bluish-gray color, especially one with a somber or melancholic quality.

“The atramentous tones of the cityscape at dusk evoked a sense of nostalgia.”