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