真まっ黒くろい

i-adjective

pitch black; deep black

Emphatic adjective describing something as intensely or completely black. Often used for visual descriptions of darkness, soot, or deeply black objects.

• 停てい電でんで部屋へやが真まっ黒くろくなった。

  The room went pitch black because of the power outage.

• 彼かれの手ては油あぶらで真まっ黒くろかった。

  His hands were deep black with grease.