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