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