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