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)(19,20)(21,25)(22,23)(24,26)(27,28)(29,30)(31,32)(34,37)(35,36)(42,45)(43,44)(2,6)(7,9)(8,12)(15,16)(17,18)(19,26)(20,24)(21,25)(22,23)(27,30)(28,29)(31,32)(33,34,39,37)(35,41,36,40)(38,42,46,45)(43,48,44,47)(2,6)(7,9)(8,12)(15,16)(18,23)(19,24)(25,32)(27,29)(33,35,39,36)(34,40,37,41)(38,43,46,44)(42,47,45,48)(1,2)(3,7)(4,12)(5,6)(8,14)(9,11)(10,16)(13,15)(17,19,22,24)(18,20,23,26)(21,29,31,27)(25,30,32,28)(33,36,39,35)(34,41,37,40)(38,44,46,43)(42,48,45,47)(1,3,5,11)(2,7,6,9)(4,13,14,10)(8,16,12,15)(17,20)(18,24)(19,23)(21,30)(22,26)(25,27)(28,31)(29,32)(33,37,39,34)(35,41,36,40)(38,45,46,42)(43,48,44,47)(1,4,5,14)(2,8,6,12)(3,10,11,13)(7,15,9,16)(17,21,22,31)(18,25,23,32)(19,27,24,29)(20,28,26,30)(33,38,39,46)(34,42,37,45)(35,43,36,44)(40,47,41,48)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.