Ebon and Pitch-black

Ebon adjective - Of a very dark black.

Pitch-black and ebon are semantically related in black topic. In some cases you can use "Pitch-black" instead an adjective "Ebon", when it comes to topics like colors, very dark in color.

Pitch-black adjective - Being without light or without much light.

Ebon and pitch-black are semantically related in black topic. You can use "Ebon" instead an adjective phrase "Pitch-black", if it concerns topics such as colors.