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)(17,18,24,27)(19,28,22,25)(20,26,21,23)(29,31,30,32)(36,44)(39,46)(43,48)(45,47)(1,3,6,10)(2,7,8,5)(4,12,14,11)(9,15,16,13)(17,19,24,22)(18,25,27,28)(20,29,21,30)(23,31,26,32)(33,34)(35,40)(36,39)(37,41)(38,42)(43,47)(44,46)(45,48)(2,8)(3,10)(9,16)(11,12)(17,20,24,21)(18,26,27,23)(19,29,22,30)(25,32,28,31)(33,35)(34,37)(36,43)(38,41)(39,45)(40,42)(44,48)(46,47)(1,2)(3,7)(4,9)(5,10)(6,8)(11,13)(12,15)(14,16)(17,21,24,20)(18,23,27,26)(19,30,22,29)(25,31,28,32)(33,36)(34,39)(35,43)(37,45)(38,44)(40,47)(41,48)(42,46)(1,4,6,14)(2,9,8,16)(3,11,10,12)(5,15,7,13)(17,22,24,19)(18,25,27,28)(20,30,21,29)(23,31,26,32)(33,35)(34,40)(36,43)(37,42)(38,41)(39,47)(44,48)(45,46)(1,5,6,7)(2,10,8,3)(4,13,14,15)(9,11,16,12)(17,23)(18,20)(19,31)(21,27)(22,32)(24,26)(25,29)(28,30)(33,37,38,40)(34,41,42,35)(36,45,44,47)(39,48,46,43)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.