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