DEVELOPERS
when mixed with an oxidation haircolor, supplies the necessary oxygen gas to develop color molecules and create a change in hair color
HAIR COLOR
the natural color of hair
LINE OF Demarcation
visible line separating colored hair from new growth
VIRGIN APPLICATION
first time the hair is colored
METALLIC HAIRCOLORS
haircolors containing metal salts that change hair color gradually by progressive buildup and exposure to air creating a dull, metallic appearance
Warm Strand
hair at scalp that processes faster
OXIDIZING AGENTS
substance that releases oxygen
ANILINE DERIVATIVES
contain small, uncolored dyes that combine with hydrogen peroxide to form larger, permanent dye molecules within the cortex
SOAP CAP
combination of equal parts of prepared tint and shampoo applied to the hair like a regular shampoo
NATURAL HAIR COLOR
colors obtained from the leaves or bark of plants
LEVEL SYSTEM
system that colorists use to determine the lightness or darkness of a hair color
COMPLEMENTARY COLOR
colors opposite each other on the color wheel. Mixing complementary colors will produce gray
HIGHLIGHTING
coloring some of the hair stands lighter than the natural color
OXIDATIVE HAIR COLOR
creates a permanent hair color change by altering the chemical composition of the hair through a chemical process called oxidative
OIL BLEACH
may be used to presoften resistant hair
CATALYSTS
substance that speeds up a chemical reaction but is not used up itself or permanently changed
LAW OF COLOR
system for understanding color relationships - all color comes from 3 primary colors.
HIGHLIGHTING SHAMPOO
colors prepared by combining permanent haircolor, hydrogen peroxide, and shampoo
NON-OXIDATIVE HAIR COLOR
creates a physical change to haircolor without altering the chemical composition of the hair
REVERSE HIGHLIGHTING
technique used to color strands of hair darker than the natural also known as low lighting
ACTIVATORS
chemicals that must bind for the enzyme to be active
POWDER BLEACH
bleach product is usually applied to dry hair
CREAM BLEACH
strong enough for high lift bonding
DYE PRECURORS
oxidized by hydrogen peroxide to active intermediates
Patch test
predisposition test. Used to identify a possible allergy in a client.
Primary Colors
Red, yellow & blue
slicing technique
technique of taking a narrow 1/8 inch section of hair making a straight part and positioning the hair over a foil and applying lightener or color.
Weaving technique
taking a narrow 1/8 inch of hair in a zigzag motion and applying lightener or color over a foil
Strand text
determines how the hair will react to the color formula and how long the formula should be left on the hair
tone
hue
Baliage
free form technique; painting a lightener on dry styled hair
base color
predominant tone of color
level system is 1 - 10
1 is black and 10 is blonde
new growth
part of the hair shaft between the scalp and the hair that has been previously colored.
glaze
a non-ammonia color that adds shine and tone to the hair
level
unit of measurement used to identify the lightness or darkness of a color