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