Golden Ratio

  • The golden ratio is a mathematical ratio, it is commonly found in nature, and when used in design.
  • The golden ratio exists when a line is divided into two parts and the longer part (a) divided by the smaller part (b) is equal to the sum of (a) + (b) divided by (a) which both equal to 1.618.
  • The number, often represented by the Greek character "Phi" is the golden ratio.


Operation:
  • A large rectangle consisting of a square and smaller rectangle is called golden rectangle.


  • If you remove this square from the rectangle, you'll be left with another, smaller golden rectangle.


  • This could continue infinitely, like Fibonacci number which work in reverse.


Use:
  • It is believed that the golden ratio has been in use for at least 4000 years in human art and design.
  • It is also used in graphic design.

Visualizing the golden ratio with other shapes:



Golden proportions are ubiquitous:


Typography:


Logo design:



General layout:


Examples:



Advantages:
  • Good looking.
Video:


My notes images: