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