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