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