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