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