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