Color analysis (art) Color analysis (art) Color analysis (American English; colour analysis in Commonwealth English), also known as personal color analysis (PCA), seasonal color analysis, or skin-tone matching, is a term often used within the cosmetics and fashion industry to describe a method of determining the colors of clothing and makeup that harmonise with a person's skin complexion, eye color, and hair color with the benefit of being able to use this tool for wardrobe planning and style consulting. Color analysis demonstrates how certain shades are capable of being flattering or, conversely, unflattering by observing the optical illusions that occur on the face
Shades of Grey of the Ishihara colour perception test. The beginning of the book contains a quote from philosopher Alfred North Whitehead on the subject of colour: In a 2009 interview, the author mentioned two further books in the series. The titles "Painting by Numbers" and "The Gordini Protocols" have been suggested; however, neither is scheduled for publication as of June 2017. In a webchat, Fforde said a prequel to the series: "7 Things to Do Before You Die in Talgarth", may be published in 2019. Shades of Grey Shades of Grey: The Road to High Saffron (2012, simply titled Shades of Grey