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