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