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