The phrase "a dark area" is correct and usable in written English.
It can be used to describe a physical space that lacks light or a metaphorical space that is unclear or troubling.
Example: "The forest had a dark area where the sunlight barely reached, creating an eerie atmosphere."
Alternatives: "a dim space" or "a shadowy region".
"They would look for a dark area where it's quiet," he said.
At Verbena, the bar has just five seats and is set into a dark area with a low ceiling.
It complements the broad iron-framed entryway, and allows light into the lobby, whereas the Alden's, although handsome, creates a dark area on the street.
"I love to go where it's a dark area," he said recently, sitting at a dining table in his Chelsea apartment.
Mr. Birch forced the woman into a dark area at the end of the N and R platform around midnight, the authorities said.
In contrast, if you move the window away from the adjacent wall, less light is reflected and a dark area develops in the corner.
If the gray scale is small, a man who runs into the shadows will disappear, rather than looking like a dimly lighted figure in a dark area.
To get daylight into the shower room, we have a 300mm diameter sunpipe (there is also one to light a dark area of the bathroom).
Mr. Messer added that he installed his own turret for the same reason many of his clients request them: to break up a long roofline and let more light into a dark area.
Feeling disheartened by the bright skies in their area, his local astronomy group had "pulled out an old air force map, a satellite map, that showed a dark area in Potter County.
"It is a dark area in our history, but we have to take responsibility for that, it's part of us," he said during a break in rehearsal, using the French verb assumer, for which there is no good English translation.
