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