Cool Neutral Undertone Hair Color Ideas. Web if they appear green, it means your skin has a warm undertone, and if they appear to match the color of your skin, or look like a mixture of blue and green, then you may have a neutral undertone. The three main types of undertones are cool undertones, warm undertones, and neutral undertones.

Web if you can't really say that they favor one shade over the other, then you likely have neutral undertones. This darker shade of blonde is a beautiful mix between neutral brown tones and sandy beige blonde. Skin tones refer to skin’s surface color, which can be altered by sunburn or tanning, while undertones are the subtle shade beneath the skin's surface that never changes.