"face outline" is a correct and usable phrase in written English.
It refers to the outline or shape of a person's face, typically in a visual or artistic context. Example: The artist carefully sketched out the face outline before filling in the details of the portrait.
Hovering cloud, really a gilded shadow that lights your face outline.
We observe the effect of this discontinuity on the right face outline (see Figure 3) which flickers between black (high part of the face outline) and white (low part).
The landmarks considered are the ones which correspond to the facial features (eyes, eyebrows, nose-tip, and mouth), while the face outline is excluded.
Fans will note that on the album cover, the caracal is given its own face outline, different from the human face outline that has become a cornerstone of the Disclosure visual brand.
Image energy in the face stimuli is concentrated around the face outline and key feature such as the eyes and hairline, and therefore has predictable spatial structure, but is much more dispersed in the scrambled stimuli and lacking in structure.
"Please?" She drew his face, outlining his head and the thick fringe of hair.
It shows a white face outlined by with a thin black border, and a long, heavy, black bill.
But while he talks, I am looking at a painting that is anything but calm: a blood-red face, outlined in yellow, unsmiling and harsh.
Unrolling the shirt, the man finds a smiley face outlined on it.
She wears a white mask with a green cat-face outline, black and white striped thigh-high socks, white gloves, a white shift dress with red lining on the bottom of the skirt and bottom of sleeves, as well as 4 pockets with red lining.
