They are dark and purple against her white skin.
Always when she wakened up, there they were dark against the blue.
To the north, the Catskills are dark against the sun.
He had to squint because she was so dark against the sun.
The blood was very dark against the whiteness of my skin.
His summer tan was dark against the red of the shirt.
It's not that small, and it'll be dark against the snow.
It rose into the air and was dark against the moongleam through the clouds.
Sure enough, there was something dark against the stars.
His face was dark and unreadable against the bright sunlight.