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