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