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