# File lib/color/cmyk.rb, line 41
41:   def self.from_fraction(c = 0, m = 0, y = 0, k = 0)
42:     colour = Color::CMYK.new
43:     colour.c = c
44:     colour.m = m
45:     colour.y = y
46:     colour.k = k
47:     colour
48:   end