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