na-adjective
pitch black; completely black
Emphatic, colloquial expression for something being utterly black. Often used in casual speech.
停電で部屋の中が真っ黒けになった。
The room went pitch black because of the power outage.
彼の手は油で真っ
His hands are completely black with oil.
真っ暗 means 'pitch dark' (absence of light), while 真っ黒け focuses on the color black.
Standard kanji-kana spelling.
Alternate kanji spelling using 気; less common.
Derived from 真っ黒 (makkuro, 'pitch black') with the emphatic suffix け (ke). The suffix け is also seen in other colloquial intensifiers like 真っ白け (masshiroke, 'pure white').