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