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