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