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