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