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