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