A heart-shaped face, in Style Look Lab’s model, is identified by how the visible outline draws inward below the cheek area toward a smaller chin. A widow’s peak may be present or absent; it does not establish the label. Compare diamond and oval when cheek width or a gradual taper creates a close call.
A widow’s peak is not the test
The name “heart” encourages people to search for a pointed hairline, but a hairline and a facial outline are different observations. Bangs can cover it, styling can change its visible edge, and many people with other outline relationships have a widow’s peak.
Style Look Lab gives more weight to the path below the cheeks. Treat the upper hairline as context, not a deciding symbol. This also keeps a temporary haircut from changing the category before you have looked at the lower face.
Follow the lower-face taper
Begin at the broadest visible cheek area and trace toward the chin on both sides. In this site’s working description, the line draws inward clearly and finishes at a comparatively small chin. The two sides do not need to mirror each other exactly; pose and expression can create small differences.
Google documents MediaPipe Face Landmarker as a system that returns facial landmarks from images and video. It does not define a heart-shaped category. Style Look Lab uses landmark output as one input to its own photo analysis, so the source supports the technical starting point rather than this label.
Head turn, camera distance, lens perspective, hair and landmark placement can change the visible taper. Repeating one image may reproduce one result because the processing is deterministic, but that does not establish correctness or external validation.
Heart, diamond and oval
A diamond face also narrows toward the chin, so compare the upper direction as well. In Style Look Lab’s vocabulary, diamond reads narrower above the cheek area as well as below it. Heart places the defining emphasis on the lower-face draw inward rather than requiring the forehead to take one exact width.
An oval face can taper toward the chin more gradually. Ask where the change becomes noticeable. A quick draw inward directly below the cheeks supports heart here; a continuous, gentle transition supports oval. This is a site-specific comparison, not a universal dividing rule.
Use the hairline as a controlled variable
The hairline becomes useful when you treat it as an A/B condition instead of a symbol. Make two versions of the same front-facing portrait:
- keep the hair pulled clear of the forehead and outer cheek line;
- repeat with your usual part or fringe while leaving crop and head position unchanged.
Compare which visible relationships actually changed. If only the upper silhouette moved while the cheek-to-chin taper remained, you have separated hairstyle influence from the lower facial outline. If the face itself was partly covered in one version, use the exposed version for classification and the covered version for styling preference.
Fringe and volume without a prescription
For hair, decide whether you want to echo the downward taper or place activity elsewhere. Useful directions to preview include an open forehead, a side-swept fringe, texture near the temples, or volume that becomes more noticeable beside the lower cheek and jaw. Each changes a different part of the surrounding silhouette.
Run a second comparison with the same cut: place the strongest texture near the temples in one version and nearer the jaw in another. Judge where your attention travels and which version suits your expression. Hair density, curl pattern and maintenance can outweigh the label. Use hairstyle preview to compare without changing the source portrait.
Frame, brow and color placement
Choose two well-fitting frames with similar overall width. Let one have a visually stronger upper edge and the other distribute weight more evenly around the lens. This tests how the frame relates to the upper and lower outline without claiming that one shape belongs to every heart-shaped face.
For brows, compare a soft lift with a more level line while holding thickness constant. For makeup, compare emphasis near the outer eye with emphasis carried lower through cheek color, changing only one placement per image. These are Style Look Lab editorial trials; product texture, lighting and personal preference can reverse the outcome.
Heart-shaped face questions
Can I have a heart-shaped face without a widow’s peak?
Yes. This guide does not use a widow’s peak as the deciding feature. It focuses on the visible cheek-to-chin taper in a controlled image.
What separates heart from diamond here?
Both can narrow below the cheeks. Diamond also reads narrower above the cheek area in this site’s description, while heart is defined primarily by the lower-face draw inward.
Should hair cover or reveal the forehead?
That is a styling preference, not a requirement of the label. Compare both versions with the same cut and volume, then choose the relationship you prefer.
How should I check an uncertain result?
Read the seven-label guide to compare the public descriptions, then use the face shape detector or its manual cross-check with hair clear of the outer contour.
Sources & limitations
MediaPipe documents facial-landmark output from images; it does not define a heart-shaped face or validate Style Look Lab’s lower-face description, manual quick reference, candidate order or styling suggestions. Hairline visibility, hairstyle, expression, head angle, camera distance, lens perspective, facial hair and landmark quality can change a flat-image reading.
- Google AI Edge — Face landmark detection guide for Web — Documents the browser API’s 3D landmarks and transformation matrices; it does not classify face shapes.