coal-black

US /ˈkoʊl.blæk/
UK /ˈkoʊl.blæk/
"coal-black" picture
1.

nero come il carbone, nero pece

of the deepest black color; extremely dark

:
Her long, flowing hair was coal-black.
I suoi lunghi capelli fluenti erano neri come il carbone.
The night sky was coal-black, with no moon visible.
Il cielo notturno era nero come il carbone, senza luna visibile.