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