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