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