One vertex per element, one color per generator, with an edge from x to x·s.
(1,2)(3,10)(4,6)(5,15)(7,9)(8,11)(12,16)(13,14)(17,18)(19,29,32,24)(20,33)(21,28)(22,27)(23,26)(25,36)(30,46,47,41)(31,40,38,44)(34,45,48,39)(35,42)(37,43)(1,3,6,12)(2,8,4,14)(5,13,7,11)(9,16,15,10)(17,19,23,32)(18,24,26,29)(20,34,35,48)(21,31,22,38)(25,41,43,46)(27,40,28,44)(30,36,47,37)(33,45,42,39)(1,4,6,2)(3,10,12,16)(5,15,7,9)(8,11,14,13)(17,20)(18,25)(19,30)(21,37)(22,36)(23,35)(24,39)(26,43)(27,42)(28,33)(29,45)(31,48)(32,47)(34,38)(40,46)(41,44)A Cayley diagram is a choice, not a fact about the group. Another drawing of this group — in a book, or on a different generating set — may look nothing like this one.