The room began to grow a bit dark at the edges.

It was very dark in here, with no lights on at all this side of the house.

It had become completely dark at the end of the tunnel.

The street was dark at the spot where they stood.

For one thing it was dark at the top of the stairs.

For now, the skies are still dark at night, though that doesn't keep people inside.

It was dark, late at night, and you are never sure of the time.

Further north he knew it never got truly dark at this time of year.

Everywhere was dark at the back except two long windows.

During the winter months the room is quite dark at all times because the sun does not reach the west front of the house.