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