Hair Color & Structure
3 parts of the hair structure (outer to inner)
Cuticle, Cortex, Medulla
A measurement system used to determine the lightness/darkness of artifical &natural hair color
Level system
Pure or fundamental colors that cannot be created by combining other colors
Primary colors
How many main types of haircolor are there?
4
2 step Haircolor process in which the hair is first decolorized with a lightener
Double-Process Haircolor
Also known as undertone, refers to the varying degrees of warmth exposed during a permanent color or lightening process
Contributing pigment
3 different types of tone
Warm, Cool, Natural
Complementary Colors
What 2 categories do haircoloring products generally fall in?
Oxidative, Non-Oxidative
Concentration and strength of h2O2
Volume
Must be taken into account when applying Haircolor to ensure proper coverage.
Hair Density
Essential when formulating color & consulting with clients regarding their upcoming haircolor services.
What tones are neither cool nor warm & flatter all skin tones
Neutral
What are the 2 other types of Haircolor?
Natural-based, Metallhic
Chemical compound that lightens hair by dispering anddecoloring the natural hair pigment
Lightener
Melanin is distrubuted differently according to?
Hair texture
Predominant tone of a color
Base color
A system of understanding color relaionships
Law of color
Dye precursors combined with hydrogen peroxide to form large color dye molecules within the cortex
Aniline derivatives
Developers have a pH between
Combination of natural hair color containing both ehomelanin and eumelanin
Mixed Melanin
Can manipulate the way you see color
Artificial light
What colors make black or a dark muddy gray?
Red, Yellow, Blue
2 types of demipermanent haircolor
Acidic, Alkaline
5 basic questions that must always be asked when formulating a haircolor