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