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