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