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