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