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