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