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)(17,18)(19,29)(20,26)(21,38)(22,40)(23,28)(24,31)(25,34)(27,36)(30,43)(32,48)(33,47)(35,46)(37,45)(39,44)(41,42)(1,3,6,14)(2,7,10,16)(4,13,5,12)(8,15,9,11)(19,30)(20,34)(21,37)(22,36)(24,42)(25,26)(27,40)(29,43)(31,41)(32,39)(33,35)(38,45)(44,48)(46,47)(3,12)(4,5)(7,11)(8,9)(13,14)(15,16)(17,19,23,33)(18,24,28,44)(20,35,37,30)(21,39,34,31)(22,41,36,32)(25,42,38,48)(26,29,45,47)(27,46,40,43)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.