There is only a faint line of color around them.
The mountains were now a faint line, far to the west.
There might have been a faint line of light out in every direction.
They have a faint line over the eye and a short thin bill.
Beyond the forest was a faint line in the sky.
The fainter, straight line just to its north is the road N29.
After another moment, the faint lines on her face vanished.
A faint purple line grew across the top of the board.
The faint line of light on the floor was visible again, just barely.
The new picture came in and it immediately began to shine with a faint blue line.