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