Lesson Notes By Weeks and Term v3 - Senior Secondary 1
Colour/ wheel & chart
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Colour/ wheel & chart
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Subject: Cosmetology
Class: Senior Secondary 1
Term: 3rd Term
Week: 5
Theme: Face And Body Care
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This topic introduces students to the fundamental principles of colour theory, a crucial aspect of cosmetology. Understanding colour is essential for professional cosmetologists in Nigeria, enabling them to effectively perform services such as hair colouring, makeup artistry, nail art, and skin tone analysis. Mastery of colour classification, the colour wheel, and colour characteristics ensures that students can make informed decisions when selecting and combining colours for various client needs and services, contributing to client satisfaction and professional success within the Nigerian beauty industry.
a.
Primary Colours: These are the fundamental colours from which all other colours are derived. They cannot be created by mixing other colours.
Red: A strong, warm colour often associated with passion, energy, and warmth.
Yellow: A bright, warm colour associated with cheerfulness, light, and energy.
Blue: A cool, calming colour often associated with serenity, stability, and professionalism. b.
Secondary Colours: These are created by mixing two primary colours in equal proportions.
Orange: (Red + Yellow) – A warm, vibrant colour.
Green: (Yellow + Blue) – A cool, natural colour.
Violet (or Purple): (Blue + Red) – A cool, rich colour often associated with luxury and creativity. c.
Tertiary Colours (Intermediate Colours): These are created by mixing a primary colour with an adjacent secondary colour. The primary colour's name always comes first.
Red-Orange: (Red + Orange)
Yellow-Orange: (Yellow + Orange)
Yellow-Green: (Yellow + Green)
Blue-Green: (Blue + Green)
Blue-Violet: (Blue + Violet)
Red-Violet: (Red + Violet) d.
Neutral Colours: These colours do not typically appear on the colour wheel but are essential in cosmetology. They often serve as bases or modifiers.
Black: The absence of light; absorbs all colours. Used to deepen shades.
White: The presence of all colours; reflects all light. Used to lighten shades.
Grey: A mixture of black and white. Used to tone down intensity or create cooler shades.
Brown: A mixture of all three primary colours (or complementary colours like red and green, or yellow and violet). Highly versatile, forms the basis of many hair colours and makeup shades for diverse skin tones, especially prominent in Nigerian complexions. e.
Warm Colours: Colours that evoke feelings of warmth, energy, and vibrancy. They tend to advance and stand out.
Examples: Red, Orange, Yellow, and their tertiary combinations (e.g., Red-Orange, Yellow-Orange).
Application: Used to add warmth to hair, skin, or nails; create vibrant, energetic looks; often chosen for traditional Nigerian festive attire or brighter makeup looks. f.
Cool Colours: Colours that evoke feelings of calm, coolness, and serenity. They tend to recede and create a sense of distance.
Examples: Blue, Green, Violet, and their tertiary combinations (e.g., Blue-Green, Blue-Violet, Red-Violet).
Application: Used to counteract warmth (e.g., green to neutralise redness in skin, blue-violet to neutralise yellow tones in hair); create sophisticated or calming looks; often preferred for subtle or professional makeup. The colour wheel is an organisational chart that illustrates the relationships between colours. It is an indispensable tool for understanding colour theory in cosmetology. a.
Purpose: Visually represents the spectrum of colours. Shows how colours relate to each other (e.g., complementary, analogous). Helps cosmetologists make informed decisions for colour correction, colour enhancement, and creating harmonious looks. b.
Construction (Step-by-Step): Draw a circle. Divide the circle into 12 equal sections.
Place Primary Colours: Position Red, Yellow, and Blue equidistant from each other (e.g., Yellow at 12 o'clock, Blue at 4 o'clock, Red at 8 o'clock).
Create Secondary Colours: Mix Red and Yellow to create Orange. Place Orange exactly between Red and Yellow. Mix Yellow and Blue to create Green. Place Green exactly between Yellow and Blue. Mix Blue and Red to create Violet. Place Violet exactly between Blue and Red.
Create Tertiary Colours: Mix a primary colour with its adjacent secondary colour. Place Red-Orange between Red and Orange. Place Yellow-Orange between Yellow and Orange. Place Yellow-Green between Yellow and Green. Place Blue-Green between Blue and Green. Place Blue-Violet between Blue and Violet. Place Red-Violet between Red and Violet. c.
Relationships on the Colour Wheel: Complementary Colours: Colours directly opposite each other on the colour wheel. When mixed, they neutralise each other. In cosmetology, they are used for colour correction (e.g., green neutralises red in rosacea, blue neutralises orange tones in hair, violet neutralises yellow tones in hair).
Examples: Red & Green, Yellow & Violet, Blue & Orange.
Analogous Colours: Colours located next to each other on the colour wheel. They share a common hue and create harmonious, pleasing combinations.
Examples: Yellow, Yellow-Orange, Orange. Used for subtle transitions and harmonious makeup looks.
Triadic Colours: Three colours equally spaced on the colour wheel, forming an equilateral triangle. They create vibrant and balanced combinations.
Examples: Red, Yellow, Blue (primary triadic); Orange, Green, Violet (secondary triadic).
Monochromatic Colours: Variations of a single hue (colour), achieved by adding black, white, or grey. Creates a subtle, sophisticated look.
Example: Light Blue, Medium Blue, Dark Blue. A colour chart, in cosmetology, is often a physical swatch or digital representation of specific product colours (e.g., hair dyes, nail polishes, foundation shades). It differs from a colour wheel by displaying actual product shades rather than theoretical colour relationships. a.
Importance in Cosmetology: Product Selection: Helps clients and cosmetologists visualise the actual shade of a product before application (e.g., comparing different shades of brown hair dye).
Matching: Crucial for matching foundation to a client's skin tone, especially important for the diverse range of Nigerian complexions.
Communication: Provides a clear reference point for discussion between client and cosmetologist, ensuring desired results.
Inventory Management: Used by salons to track available shades. Understanding these characteristics helps cosmetologists manipulate colours effectively.
Hue: The pure name of a colour (e.g., red, blue, green). It is the dominant wavelength of light.
Value (Lightness/Darkness): How light or dark a colour is.
Tint: A colour with white added (e.g., pink is a tint of red). Makes a colour lighter.
Shade: A colour with black added (e.g., maroon is a shade of red). Makes a colour darker.
Application: Used in highlighting and contouring makeup, or creating dimensional hair colour.
Saturation (Chroma/Intensity): The purity or brightness/dullness of a colour. A highly saturated colour is vivid; a desaturated colour is muted or dull.
Application: Choosing vibrant nail polishes versus subtle, natural makeup tones.
Temperature: Whether a colour is considered warm or cool (as explained in 2.1 e & f).
Application: Essential for determining the undertone of skin (warm, cool, neutral) to select appropriate makeup and hair colours. For example, a client with a warm undertone in Nigeria might look better with golden brown hair, while a cool undertone might suit an ash brown.
Understanding colour theory is profoundly applicable in various aspects of life and the economy in Nigeria. Professional Cosmetology and Entrepreneurship: Hair Salons: Cosmetologists use colour theory daily to mix hair dyes, correct unwanted tones (e.g., neutralising orange brassiness with blue-violet tones), and create balayage or highlighting effects tailored to clients' skin tones and preferences. For instance, selecting warm chocolate browns or cool ash tones for diverse Nigerian hair textures and complexions. This skill can lead to successful self-employment as a hair colourist in local communities.
Makeup Artistry: Essential for foundation matching, contouring, highlighting, and selecting eyeshadows and lip colours that complement a client's skin undertone and the occasion (e.g., bridal makeup, professional looks, traditional events). For example, a makeup artist in Lagos needs to expertly match foundations across a wide spectrum of dark skin tones without causing 'ashiness'.
Nail Technology: Creating intricate nail art designs requires knowledge of harmonious or contrasting colour combinations, appealing to a diverse client base for events like weddings or everyday fashion.
Fashion and Textile Design: Nigerian fashion designers and tailors integrate colour theory when selecting fabrics and patterns for traditional attires like Ankara, Aso-Oke, or modern garments. Understanding warm/cool colours and complementary schemes helps them create aesthetically pleasing and marketable clothing collections that resonate with local tastes and global trends. This impacts local fashion businesses and contributes to the creative economy.
Interior Design and Home Decor: Knowledge of colour can be applied to decorating salons, homes, or businesses. Understanding how colours affect mood (e.g., cool blues for calming spaces, warm yellows for inviting areas) helps in creating functional and appealing environments. For example, a salon owner might use calming green accents to create a relaxing atmosphere for clients awaiting services.