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