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