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