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