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)(19,27,30,42)(20,24,32,41)(21,34,36,26)(23,35,38,29)(28,43,31,45)(33,48,47,40)(37,46,39,44)(1,2,4,5)(3,7,8,6)(9,10)(11,15)(12,14)(13,16)(9,11)(10,13)(12,16)(14,15)(17,19,22,30)(18,23,25,38)(20,31,32,28)(21,35,36,29)(24,39,41,37)(26,42,34,27)(33,44,47,46)(40,43,48,45)(1,3,4,8)(2,6,5,7)(11,16)(13,15)(17,20)(18,24)(19,28)(21,33)(22,32)(23,37)(25,41)(26,40)(27,43)(29,44)(30,31)(34,48)(35,46)(36,47)(38,39)(42,45)(10,14)(13,15)(18,25)(20,32)(23,38)(26,34)(27,42)(28,31)(33,47)(44,46) 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.