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