This document discusses colors and their properties. It defines color as what the eye perceives when light strikes a surface, and describes color in terms of hue, lightness, and saturation. It then discusses the importance of colors in inducing feelings and influencing mood and physiology. It introduces the color wheel and categories of colors such as primary, secondary, and tertiary colors. It also discusses warm and cool colors, complementary colors, analogous colors, and monochromatic colors. Finally, it discusses the application of color in architecture and color psychology.

1. COLOURS
COURSE UNIT: BUILDING PHYSICS ARC 225
PRESENTED BY :
NASSANGA MOUREEN
20/U/ARD/12679/GV
NIMUSIIMATRUST EZRA
20/U/ARD/7537/PD
AGABA RAYMOND
20/U/ARD/7553/PD
KARUGABA NUWAIJUKA

2. Color definition
• Is what the eye
perceives when light
strikes any surface.
• It may be described in
terms of hue,
lightness and
saturation.

3. Importance of colors
• Induce feelings
• Certain colors are associated with memories and thoughts
• Are communication tools by:
• Signaling action
• Influencing mood
• Influencing physiological emotions

4. Color wheel
• Is an illustrative figure that
organizes colors in a circular
form showing the
relationship between
primary colors, secondary
colors and tertiary colors.

5. Categories of colors
• Secondary colors- got
by mixing two
primary colors eg red
+ yellow=orange;
blue +red= ;yellow
+ blue=
Primary colors- these cannot be
obtained by mixing any color eg;
red, blue and yellow
Tertiary colors- got by mixing
a primary color and secondary
color.

6. Warm colors
• These are colors that cause excitement
and livelihood.
• These include reds, yellows and shades of
orange
• They are used in places where there is
activity and interaction eg kitchen and
living room.

7. Cool colors
• These are colors that are associated
with relaxation and calmness eg
blues, greens and purples.
• Used in places like bedrooms,
bathrooms,….

8. Complementary colors
• These are colors that are
directly opposite to each other
in the color wheel.
• They show energy and lively
feeling and bring out a
contrasting image.
• Examples include red and green

9. Analogous colors
• These colors are in close proximity to each other on the color wheel.
• They share similar hue and saturation eg yellow, yellow-orange and orange.

10. Monochromatic colors
• They are comprised of variations of
one color.
• Variation can be in lightness and
saturation.
• Examples ; shades of blue; tints of red

11. Tints, tones and shades
• Tints; got by adding white to a color eg
pink is a tint of red
• Tones; got by adding gray to a color eg
• Shades; got by adding black eg maroon
is a shade of red

12. Properties of color
• Hue;- is the color in its purest form eg red, orange, green
• Saturation;- is the intensity of color depending on the amount of gray in a color
• Value;- is the lightness or darkness of a color. Light values are tints and dark values
are shades.

13. Application of color in architecture
• It creates balance between solids and voids eg.The amount of light entering a
room can be reduced by using dark colors and vice versa
• .
• The surface to be colored determines the type of color to be applied eg. For
comfort to be achieved, bright ceilings, medium walls and dark floors are created
as this depicts the appearance of the sky, foliage and ground.

14. • The nature of the project determines the type of
color used eg. Bright colors are used for nursery
schools, cool colors are used in health centers.

15. • Color proportions a room.Very big spaces can be
incorporated with dark colors whereas very small
rooms can be incorporated with bright colors to make
them more spacious.
• Color defines space in terms of formal and informal spaces.We use dark
colors in formal spaces such as kitchen, bedroom corridors to the backyard,
bright colors in informal spaces such as living room, lobbies etc

16. Color psychology
• This is the study of color in relation to
human behavior
Parameters of color psychology
Gender
Warm colors ie red, yellow, pink etc are oftenly
assoiciated with girls while cool colors ie blue,
purple, green etc are associated with boys.
Age
Baby girls associate with pink and boys
associated with blue
Slightly older children tend to associate with
particular colors of their own choice

17. teenagers prefer bright and pastel shades and adults prefer neutral colors and
faded shades
Culture
different cultures are known for having different meanings for different
colors.

18. Interiors
• Bright colors create an expansive feeling and encourage communication eg.
Living rooms and dining usually have welcoming effects.

19. • Dark colors create a gloomy effect but when used in the right areas the create
comfort and security.
• Warm colors raise the perceived temperature of a room forexample they are
used in the rooms that face north inspire activity but not where relaxation is
needed.
• Cool colors have a calming effect and are commonly used in bedrooms.