Finding a foundation shade involves both visible skin tone and undertone.
How to Choose the Right Foundation Shade for Your Skin
Skin Tone vs Undertone
Skin tone describes the visible depth of your complexion. Undertone refers to the underlying tendency often described as warm, cool or neutral.
Identifying Undertone
Use several observations rather than relying on a single test. Popular shortcuts such as looking only at vein colour can offer clues for some people but should not be treated as universally reliable.
Where Should You Test Foundation?
Compare a small number of promising shades around the jawline and look for the one that blends most naturally between the face and neck.
Give the Formula Time
Some formulations can look slightly different after settling or drying. Allow a little time before making a final judgement.
Check the Lighting
Artificial lighting can affect colour perception. Where practical, examine the match in natural light as well.
Shade Is Not Coverage
Shade matching and coverage are separate decisions. See Foundation Coverage Guide.
Virtual Try-On
Virtual try-on can help narrow options and preview shades, but camera quality, lighting, display settings and the underlying technology can influence the result.
Treat it as a decision aid rather than a guarantee of an exact physical match.
Summary
Compare a few likely shades around the jawline, consider undertone, allow the formula to settle and check the result under appropriate lighting.