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