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