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