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