# File lib/color/rgb.rb, line 264
264:   def adjust_saturation(percent)
265:     percent  /= 100.0
266:     percent  += 1.0
267:     percent  = [ percent, 2.0 ].min
268:     percent  = [ 0.0, percent ].max
269: 
270:     hsl      = to_hsl
271:     hsl.s   *= percent
272:     hsl.to_rgb
273:   end