The sky was dark.
Those dark clouds will probably bring rain.
As soon as it gets dark, the fireworks will start.
What do you need sunglasses for in such a dark place?
All of a sudden, large drops of rain began falling from the dark sky.
The staircase leading to the rooftop is narrow, steep, and dark.
She put on dark glasses to protect her eyes from the sun.
Aliens are often depicted with dark, almond-shaped eyes.
She enclosed a little dark chocolate in her valentine.
All at once the sky became dark and it started to rain.
New York City policemen wear dark blue uniforms.
The dark horse candidate was losing in the polls before the primary.
I couldn't tell what color his shirt was because it was too dark outside.
It's kind of difficult to see in the dark, isn't it?
Kirby's quintessentially Japanese cuteness is almost incomprehensible to his American audience, who satirize him as a dark and gloomy character constantly, almost as a reflex.