A ruby snippet for generating random colors using the golden ratio. Credit: Martin Ankerl

gen_html.rb

# Credit: Martin Ankerl: How to Generate Random Colors Programmatically
# Source: https://martin.ankerl.com/2009/12/09/how-to-create-random-colors-programmatically/

# use golden ratio
golden_ratio_conjugate = 0.618033988749895
h = rand # use random start value
gen_html {
  h += golden_ratio_conjugate
  h %= 1
  hsv_to_rgb(h, 0.5, 0.95)
}