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