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