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