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