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