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