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