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