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