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