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