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