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