sombre

Dark; gloomy; shadowy, dimly lit.

The lady led him into a sombre hallway and disappeared. A moment later the windowless chamber was illuminated by the entry of a heavenly creature emitting a radiance prone to pierce the heart of any youth exposed to it.

All three parallel valleys of the Llynvi, Garw and Ogmore are much the same in physical character: the lower reaches are wooded and not unattractive, but as the railway climbs on ever-steepening grades, the hills on either hand grow barer and closer together, while in all respects the scene becomes more sombre, with the terraced, slate-roofed colliery towns and the road, railway and river all struggling for space in the narrowing defiles.

Dull or dark in colour or brightness.

His tall and slender figure, dressed in sombre black, his hair of that peculiar reddish auburn so rarely seen, his flashing black eyes, in which a fitful fire seemed for ever burning; all combined to give something almost of a demoniac air ...

Melancholic, gloomy, dreary, dismal; grim.

The dinner was silent and sombre; happily it was also short.

It was a wonder that he had not been a victim of the ferocious and summary executions which marked the course of that tyranny; for Guzman had ruled the country with the sombre imbecility of political fanaticism.

Grave; extremely serious.

a sombre situation

Gloom; obscurity; duskiness.

To make sombre or dark; to make shady.