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