Color Flashcards

0
Q

Hair color can be changed in two different ways

A

Temporarily by adding pigment that shampoos out

Permanently either by adding or removing pigment

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1
Q

German professor wilhem hofman and William Henry perk

A

Accidentally discovered permanent dyes

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2
Q

1800s

A

German professor accidentally discover permanent color

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3
Q

Reasons for coloring hair

A

Fashion
Enhance color
Blend or cover grey
Suns lightening effects

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4
Q

Isaac Newton

A

Discovered that color is a phenomenon of light in 1976

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5
Q

Without light what would happen

A

No color

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6
Q

Light is what

A

Phenomenon of light

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7
Q

1676

A

Isaac Newton discovered that without light color would not exist

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8
Q

Waves not visible to the eye

A

Radio

Infrared

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9
Q

2 electromagnetic waves

A

Radio

Infrared

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10
Q

Electromagnetic waves are also called

A

Wavelengths

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11
Q

Waves that can be seen are called

A

Visible light

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12
Q

Wavelengths can only be seen if

A

Reflected off an object

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13
Q

Roy g big

A

Red orange yellow green blue indigo violet

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14
Q

The law of color

A

Only 3 colors are pure which are the primary colors

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15
Q

Primary colors

A

Red yellow and blue

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16
Q

Primary colors cannot be created by

A

Mixing together any other colors

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17
Q

Secondary colors

A

Orange green violet

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18
Q

When two primary colors are mixed in varying proportions they produce what

A

Secondary colors

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19
Q

How is oranges made

A

Red and yellow

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20
Q

How is green made

A

Blue and yellow

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21
Q

How is violet made

A

Red and blue

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22
Q

Tertiary colors (6)

A
Yellow orange
Yellow green
Blue green
Blue violet 
Red violet 
Red orange
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23
Q

How are tertiary colors made

A

By mixing primary colors with their neighboring secondary color in varying proportions

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24
Q

Browns and Grays are created by mixing what

A

Primary secondary and tertiary colors in equal parts

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25
Q

Cool wheel

A

A tool with the twelve colors positioned in a circle

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26
Q

Tone or hue

A

The name of a color

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27
Q

Tone can be described as

A

Warm cool or neutral

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28
Q

Warm tones

A

Yellow orange red

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29
Q

Cool tones

A

Blue green violets

30
Q

Complementary colors

A

Colors found on opposite side of the color wheel

31
Q

Complimentary colors do what

A

Neutralize or cancel out unwanted tones when mixed together

32
Q

Level of hair color

A

Degree of lightness or darkness aka level

33
Q

Scale 1-10

A

Levels

34
Q

Blue is what of the primary colors

A

Darkest color

35
Q

Yellow is what

A

The brightest color

36
Q

Red is what

A

Medium

37
Q

Intensity of hair color

A

Brightness and vividness of a color or the strength of the tone

38
Q

Three layers of hair

A

Cuticle the cortex and the medulla

39
Q

Down in the hair bulb their are pigment producing cells called what

A

Melanocytes

40
Q

Melanocytes

A

Pigment producing cells in hair bulb

41
Q

Melanocytes produce what

A

Small egg shaped structures called melanosomes

42
Q

Melanosomes

A

Small egg structures

Protein packets that surround pigmented granules called melanin

43
Q

Melanin is created how

A

By the body at the bottom of each hair follicle

44
Q

Two types of melanin found in cortex

A

Eumelanin

And pheomelanin

45
Q

Eumelanin

A

Black pigment

46
Q

Pheomelanin

A

Red yellow pigment

47
Q

What happens when the hair losses melanin

A

Greying of the hair

48
Q

Percentages of grey

A

25 50 75

49
Q

25% grey hair

A

Lore pigmented hair… Just started greying

50
Q

50% of grey hair

A

Evan mixture of pigmented and non pigmented hair

51
Q

75% -80% grey hair

A

Lighter overall

52
Q

When coloring grey hair do what

A

Go a darker level

53
Q

25% grey u should do what when coloring

A

Go a level lighter

54
Q

Grey hair may be more what compared to pigmented hair

A

Resistant

55
Q

Major categories or fields of hair color

A

Light medium dark

56
Q

Intensity

A

The vividness of the color

57
Q

Coarse hair may be

A

Resistant to lightening or process lighter

58
Q

Fine hair may

A

Less resistant

59
Q

What effects porosity

A
Sun
Alkaline shampoos 
Color
Lightner
Heat
60
Q

Resistant porosity

A

Cuticle layers are smooth

May take longer to color

61
Q

Average to normal porosity

A

Slightly raised

Easy color

62
Q

Extreme prosody

A

Cuticle is lifted or not there

May take color but fade fast

63
Q

Why would u do a recon or pre art before color

A

To even out porosity

64
Q

How to change existing color

A

Determine natural level
Desired tone n color
Choose formula

65
Q

Non oxidative colors are not mixed with what

A

No mixed with developer

66
Q

Non oxidative colors

A

Temporary

Semi permanent

67
Q

Oxidative colors are mixed with what

A

Developer

68
Q

Oxidative colors

A

Demi
Permanent
Tones
Fillers

69
Q

Lightness can be

A

On or off scalp

70
Q

Temporary colors

A

Lasts from shampoo to shampoo

No chemicals to develop

71
Q

Is temporary colors physical or chemical change to the hair

A

Physical

72
Q

Predisposition test

A

Allergic reaction test

73
Q

Temporary colors do not contain

A

Aniline derivatives

Coal tar