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