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