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