The kanji 黒 primarily represents the concept of "black" or "dark". It signifies the absence of light and can also imply something dark in color, obscured, or evil.

・On-yomi (音読み): コク (koku) ・Kun-yomi (訓読み): くろ (kuro)

⚫︎黒い猫 Translation: Black cat ⚫︎黒板 Translation: Blackboard ⚫︎黒字 Translation: Surplus (literally: black numbers)

The kanji 黒 is a pictograph. It depicts a person 人 (hito, person) inside a container filled with soot or something dark. Over time, it evolved to its current form, representing darkness or the color black.