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