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