dim (adj)

Working in a dim room is bad for your eyes.
As evening fell, the room grew dim, and soft lamps were switched on for a cozy atmosphere.
The overcast sky made the outdoor surroundings appear dim and shadowy.
The dim glow of the nightlight provided just enough illumination for a child to feel secure in the dark.
In the fading daylight, the cityscape transformed into a dim silhouette against the horizon.