Colours

Colours

1. Coloured lights

   • Primary colours
     • red
     • blue-violet
     • green
   • Secondary colours
     • Yellow
     • Cyan
     • Magenta
   • Complementary colours
     • Yellow is the complementary of blue-violet
     • Cyan is the complementary of red.
     • Magenta is the complementary of green

2. Colour perception

   • When something looks white this is because it receives al the basic colours of the spectrum and sends them back reflected, so this mixture creates white.
   • When a body looks black, this is because it receives all the basic colours of the spectrum and absorbs them.
   • When something is yellow, it absorbs the colour blue and reflects the colours green and red.
   • When a body looks red, it absorbs blue and green and only reflects the colour red.

3. Qualities or properties of colour

   • Value
     • Depends on how much light it gives off1 If we add more amount white than black, it will be lighter, but if we add more amount black than white it will be darker.
   • Tone
     • Is the specific name given to a colour to distinct it from all the others For example yelowhish green, bright green...
   • Saturation
     • is the property that indicates colour purity. Primary colours have the highest saturation levels while greys have the lowest saturtion levels.

4. The colour wheel

   • The colour wheel is the most widely recognised arrangement to reflect different colours , It's divided in primary, secondary and tertiary colours.

5. Cool and warm colour palettes

   • Cool palette
     • Blue, purple, green form the cool palette. Blue is the coolest colour
   • Warm palette
     • Tones such as red, orange, yellow form the warm palette. Red is the warmest colour

6. Creating colour mixtures

   • Colour harmony
   • Colour contrast

7. Colour classification systems

   • Hickethier's system
   • Ostwald system

8. Symbolism of colour

   • Red: Related to an extroverted personality and has a vital, ambitious, materialistic temperament.
   • White: symbolises the absolute, unity and innocence. It represents peace and surrender.
   • Black: represents evil, mistery or making an error. Also conveys nobility and elegance.
   • Yellow: means envy, rage and cowardliness. Is the colour of light, sun, action and power
   • Green: is associated with intelligent, social people and symbolices kindness and spring
   • Blue: Symbolises intangible depth and cold. Represents friendship, knowledge, peace and quiet.
   • Violet: is the colour of virtue, lucidity and refelction. Is related with emotional and spiritual