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