paper-cats-background-colour-gen

background_colour_gen.py

import random

# Generate a random (but bounded) RGB value, run it through the HSL algorithm
# Run recursively until we are happy that the colour looks good.
def get_background_colour():
    r = random.randint(100, 255)
    g = random.randint(100, 255)
    b = random.randint(100, 255)

    light = lightness(r, g, b)
    if light <= 0.8:
        return r, g, b
    else:
        return get_background_colour()
    
    
def lightness(r=255, g=255, b=255):
  return (max(r, g, b) + min(r, g, b)) / 510.0  # HSL algorithm