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