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