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