Black

Positive: mystery

Negative: death, sin, darkness, ignorance, grief or in mourning, gloom, evil, famine, lack or loss

In the twilight, in the evening, in the black and dark night (Proverbs 7:9)

The famine has blackened our skin as though baked in an oven. (Lamentations 5:10)

For this shall the earth mourn, and the heavens above be black, because I have spoken.

I have purposed and will not relent, nor will I turn back from it. (Jeremiah 4:28)