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