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