One vertex per element, one color per generator, with an edge from x to x·s.
(1,2,7,4)(3,11,15,12)(5,10,6,9)(8,14,16,13)(17,18)(19,23)(20,24)(21,26)(22,28)(25,33)(27,34)(29,42)(30,39)(31,37)(32,38)(35,41)(36,43)(40,46)(44,48)(45,47)(1,3,7,15)(2,8,4,16)(5,14,6,13)(9,12,10,11)(17,19)(18,23)(20,30)(21,29)(22,32)(24,39)(25,36)(26,42)(27,37)(28,38)(31,34)(33,43)(35,44)(40,47)(41,48)(45,46)(1,4,7,2)(3,12,15,11)(5,9,6,10)(8,13,16,14)(18,24)(19,29)(20,33)(21,34)(23,36)(25,27)(26,40)(28,41)(30,44)(31,32)(35,46)(37,48)(38,47)(39,42)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.