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