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