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