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