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