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