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