Measure it yourself
Find your face shape (oval, round, square, heart, diamond, oblong) from a photo.
Styling Guidance, Not Styling Law
Face-shape-based hairstyle advice is genuinely useful as a starting point, but it's worth being upfront about what it is: commonly-cited style guidance built on general optical principles (adding height where a face is short, softening angles where a jaw is strong, and so on), not a rigid rulebook. Hair texture, growth pattern, face symmetry, and — most importantly — what you actually like to wear will outweigh any chart. Use the suggestions below as a jumping-off point, not a constraint.
If you haven't confirmed your face shape yet, run a photo through the face shape detector first — the recommendations below only help if the shape you're starting from is accurate. For the underlying definitions of each shape, see The 6 Face Shapes, Explained.
Oval
Oval faces have fairly balanced proportions between forehead, cheekbones, and jaw, which is why oval is frequently described as the most flexible shape for hairstyling — most lengths and cuts tend to work without fighting the face's natural proportions. The general guidance here is less about correcting anything and more about picking a style that suits your hair texture, lifestyle, and personal taste, since there's little structural reason to avoid a particular cut.
Round
For round faces (length close to width, softer jawline), commonly-cited guidance leans toward styles that add visual height and vertical lines rather than width. That often means layered cuts with volume concentrated on top, side-swept fringes rather than blunt straight-across bangs, and lengths that fall past the jaw rather than stopping right at the widest point of the cheeks — a cut that ends exactly at the cheekbones can emphasize roundness rather than balance it.
Square
Square faces (cheekbone and jaw widths close to each other, more angular jawline) are often paired with styles intended to soften the corners of the jaw. Soft layers, side-swept fringes, and waves near the jawline are frequently recommended, as is avoiding severe blunt cuts that end exactly at the jaw and echo its angularity. That said, some people with square faces prefer to lean into the strong jawline with sleek, structured cuts rather than soften it — this is very much a matter of taste.
Heart
Heart-shaped faces (wider forehead tapering to a narrower jaw and chin) are commonly styled to balance the width at the top with more visual weight lower down. Chin-length or slightly longer cuts, side-swept bangs that reduce forehead width, and styles with volume near the jaw are typical suggestions. Center-parted styles that add width right at the forehead are more often cited as less flattering for this shape, though again — this is general guidance, not a rule.
Diamond
Diamond faces (cheekbones clearly the widest point, narrower forehead and jaw) are frequently paired with styles that soften the cheekbone width. Fringes or bangs that reduce forehead exposure, and styles with some volume near the chin and jaw, are common suggestions. The overall goal in most guidance is to draw a little visual weight toward the narrower top and bottom of the face rather than emphasizing the cheekbone width further.
Oblong
Oblong faces (notably longer than wide) are commonly styled to visually shorten the face and add width. Fringes/bangs that break up forehead length, waves or curls that add width along the sides, and cuts that avoid excessive vertical length (like very long, straight, center-parted styles) are typical recommendations, since those can exaggerate the face's length.
Preference Beats the Chart
None of this guidance is universal — it's aggregated from commonly-repeated style commentary, not a controlled study of what looks best on which face. Hair texture (straight, wavy, curly, coily) interacts heavily with all of the above, and a style that "should" suit your face shape on paper can still look wrong if it fights your natural texture or doesn't match how you actually want to present. Treat shape-based guidance as one input among several, alongside a stylist's in-person judgment and your own preference.
Find Your Face Shape Instantly
Before picking a cut based on any of this guidance, confirm your actual shape and length-to-width ratio with the face shape detector — it takes a photo and a few seconds, and gives you a concrete measurement rather than a guess in the mirror.
Frequently Asked Questions
What if my face is a mix of two shapes?
Borderline cases are common. If your ratios sit near a category boundary, it's reasonable to try guidance from either adjacent shape, or to prioritize whichever specific feature (a strong jaw, a wide forehead) you most want to address.
Does face shape guidance apply the same way to all hair lengths?
The general principles (adding height, softening angles, adding width) apply across lengths, but the specific techniques differ — a short cut adds volume differently than long hair does. A stylist can translate the general guidance into something specific to the length and texture you want.
Should I choose a hairstyle based only on face shape?
No. Face shape is one factor among several — hair texture, density, growth pattern, maintenance level, and personal style all matter. Use shape-based guidance as a starting conversation with a stylist, not a final answer.
Is this the same logic used for glasses recommendations?
Yes, structurally — both hairstyle and glasses guidance work by contrasting or complementing your face's proportions. We cover frame-shape guidance specifically in Best Glasses for Your Face Shape.
— FaceRated Research Team