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