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