'a dim glow' is correct and usable in written English.
You can use it to describe the light that emanates from a candle, a lamp, or another source of light that is not very bright. For example, "The only light in the room came from a dim glow emanating from the old lamp".
The light was a dim glow and the menu, instead of a revelation, was a struggle.
A dim glow of recognition flashed across the celebrity's face, and Mr. Eng was warmly received, sometimes with a kiss.
It has a rotating knob and can provide completely variable control from a dim glow to full brightness.
By contrast, Gliese 581 is a red dwarf, so-called because the star is small and the fusion reaction proceeds slowly, creating a dim glow.
Auction catalogs in hand, they examined every detail, from patternedfabric borders attached to the walls with straight pins to the unlined, casually hemmed cotton curtains that tempered the strong morning light to a dim glow.
Often, a club catering to 20-somethings on the prowl reveals itself down a dark Pest side street with a dim glow from a door opening into a hidden warren of lounge rooms and lantern-lit gardens.
Its name "milky" is derived from its appearance as a dim glowing band arching across the night sky in which the naked eye cannot distinguish individual stars.
The problem with anecdotes is that they're lampposts that cast a very dim glow.
Outside his house, a Mumbai Police jeep waited under the dim glow of a streetlight next to a man in a dusty wifebeater sleeping on a pushcart.
Eventually, we arrive in a desolate car park, lit by the dim glow of a 24-hour Tesco.
"I need a rest," he said as he sat under the dim glow of a naked light bulb in his small office.
