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