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