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