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