If he put them on now and tried to get out into the water, they'd break off against the sand.
The sword was still in my hands, tip set against sand.
Presently he made out the buildings ahead, white against the sand.
A blob of dark, which might have been a head, moved against the white sand.
He stumbled over something nearly invisible against the black sand.
You sure as hell ought to be able to see them, against black sand and not even a bush to break the view.
Twenty feet from the top I got down and crawled flat against the sand.
From here on the ridge the moving shadows were plain against the sand.
She said good night and walked quickly away, her sandals making a slapping sound against the sand.
I looked down and right, searching for sand-colored hair against sand.