Face Shape Lab

Golden Ratio Face Test – Measure Your Facial Proportions

Test your face against the golden ratio for free. Our AI measures seven classic facial proportions and shows how close each one sits to its ideal value.

Golden ratio scan

Upload a clear front-facing face photo.

Your golden ratio report appears after scanning

Each classic proportion is measured and compared with its ideal — the 1.618 phi ratio for length and taper relationships, and equal proportions elsewhere.

Why Our Golden Ratio Face Test Is Different

Most golden ratio tools return one unexplained number. Ours shows every proportion it measured, the ideal it was compared against, and exactly how far apart they are.

Seven Measured Proportions

Face length to width, mouth to nose, cheekbone to jaw, eye spacing, nose width, vertical thirds, and forehead balance.

Every Number Explained

Each ratio reports its measured value and its ideal side by side, so a score can be checked rather than taken on trust.

Phi And Unity Ideals

Length and taper relationships are compared against 1.618, while proportions that should match are compared against 1.0.

Landmark-Driven Measurement

Distances come from 70+ detected facial landmarks, not from rough estimates on the image.

Quality-Aware Confidence

Blur, lighting, and head pose feed the confidence figure, because a poor photo distorts every distance.

Geometry, Not Judgement

The result describes proportional distance from a geometric reference. It is not a measure of attractiveness.

How the Golden Ratio Face Test Works

Four steps turn a single photo into a measured proportion report.

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Upload

Submit a clear, front-facing photo with a neutral expression and visible hairline, jaw, and chin.

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Detect

AI maps facial landmarks across the forehead, eyes, nose, mouth, cheekbones, and jaw.

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Measure

Distances are converted into the seven classic ratios used in golden ratio facial analysis.

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Compare

Each ratio is scored on how close it lands to its ideal, then combined into an overall harmony score.

What the Golden Ratio Measures on Your Face

Each proportion below is calculated from landmark distances and compared with a fixed ideal.

Face Length to Width

Face height against cheekbone width, the most cited golden ratio proportion, with an ideal of 1.618.

Mouth to Nose Width

Mouth width against the width of the nose base, also targeting 1.618.

Cheekbone to Jaw Width

How much the face tapers from cheekbones down to the jawline.

Eye Gap to Eye Width

The classic rule that the space between the eyes matches the width of one eye.

Nose Width to Eye Gap

Nose base width compared with the distance between the inner eye corners.

Vertical Thirds

Face height against nose length, reflecting how evenly the face divides into three bands.

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Standards Behind the Analysis

The measurement pipeline follows the same engineering standards as our other detectors.

1Computer vision landmark detection across 70+ anatomical points

2Fixed geometric ideals (phi 1.618, unity, and vertical thirds) rather than trained aesthetic preferences

3Linear deviation scoring so every result can be traced back to a measured distance

4Image quality signals feeding confidence rather than silently altering scores

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How Your Photo Is Handled

Images are processed for analysis and are not retained. The measurement runs on the uploaded frame only, and results are returned directly to your device.

Private

No public image sharing

Secure

Browser-safe analysis flow

Golden Ratio Face Test FAQs

What is the golden ratio for a face?

The golden ratio, phi, is approximately 1.618. In facial analysis it is used as a reference for proportions such as face length to face width and mouth width to nose width.

Is a low golden ratio score bad?

No. The score measures geometric distance from a fixed reference, not attractiveness. Most faces sit well away from exact phi values, which is normal and expected.

Why did my score change between photos?

Head tilt, camera distance, and lens perspective change the measured distances more than the face itself does. Use a straight-on photo with even lighting for the most stable result.

Which proportions do you measure?

Seven: face length to width, mouth to nose width, cheekbone to jaw width, eye gap to eye width, nose width to eye gap, vertical thirds, and forehead to jaw width.

Is the golden ratio scientifically proven for beauty?

The link between phi and perceived beauty is debated and not settled science. Treat the result as a geometric description of your proportions rather than an objective rating.

Do I need an account to use it?

No. The golden ratio face test runs for free and returns the full proportion breakdown without an account.