hair color
color theory
coloring agents
lightening
haircoloring
100

natural color of hair

what is hair color ?

100

pure or fundamental colors that cant be created by mixing other colors

What are primary colors ?

100

determines how hair will react to a formula

What is strand test?

100

process that lightens or deposits color in hair in a single application

What is single-process haircoloring?

100

strong and fast acting lighteners that cannot be used on the scalp

What are off-scalp lighteners?

200

also called bleach or decolorizer

What is lightener ?

200

color obtained by mixing equal parts of two primary colors

What are secondary colors ?

200

nonoxidative haircolor that makes only physical change 

What is temporary haircolor ?

200

lighteners that can be used directly on the scalp by mixing it with activators

What is on-scalp lighteners ?

200

also known as undertone; varying degrees of warmth exposed during coloring process

What is contributing pigment ?

300

measurement system colorists use to determine light or darkness of hair

What is level system ?

300

the strength of color

What is intensity ?

300

lighten & deposit color at the same time

What is permanent haircolor?

300

also knows as oxidizing agents or catalysts

What are developers?

300

coloring strands of hair darker than the natural color

What is lowlighting ?

400

system for understanding color relationships

What is law of color ?

400

a usually circle chart that visually represents relationships between colors

What is color wheel ?

400

first step of double processing haircoloring

What is pre-lightening ?

400

also knows as boosters protinators or accelerators 

What are activators ?

400

formulated to deposit but not lift natural hair color

What is demi permanent haircolor? 

500

visible line separating colored hair from new growth

What is line of demarcation ?

500

intermediate color made by mixing a secondary color with is neighbor primary color

What is tertiary color ?

500

also known as progressive haircolor contains metal salts that change hair color gradually

What is metallic haircolor?

500

coloring technique that involves taking narrow sections by making a straight part at the scalp 

What is slicing ?

500

equalize porosity and deposit color in one application to provide uniform contributing pigment

What are color fillers ?