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