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