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