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