Patterns can be enhanced by changing the line weight; the line thickness. Artists refer to this as the Hogarth’s Line of Beauty or the Universal Line of Beauty.
Below you see an example of a normal wave and how it can be changed by modifying the width of the line.
- Normal wave
- Changed the line weight in strategic places
- The result when changing line weight at different places in a pattern
You can apply this to any shape and any pattern:
Look at the circles used for filling and compare No 1 and No 2:
I found 2 videos on YouTube that explain Hogarth’s Line of Beauty or the Universal Line of Beauty: