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