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