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