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)(17,18,22,25)(19,20,23,28)(21,24,30,32)(26,27,29,31)(34,40)(35,42)(36,38)(46,47)(1,2,6,4)(3,9,11,7)(5,12,13,8)(10,14,16,15)(17,19,22,23)(18,20,25,28)(21,29,30,26)(24,31,32,27)(33,34,39,40)(35,37,42,48)(36,43,38,41)(44,47,45,46)(2,4)(7,9)(8,12)(14,15)(17,20,22,28)(18,23,25,19)(21,27,30,31)(24,29,32,26)(33,35)(34,37)(36,44)(38,45)(39,42)(40,48)(41,46)(43,47)(1,3,6,11)(2,7,4,9)(5,10,13,16)(8,14,12,15)(17,19)(18,20)(21,26)(22,23)(24,27)(25,28)(29,30)(31,32)(33,36,39,38)(34,41,40,43)(35,44,42,45)(37,46,48,47)(1,4,6,2)(3,9,11,7)(5,12,13,8)(10,15,16,14)(17,20)(18,23)(19,25)(21,27)(22,28)(24,29)(26,32)(30,31)(33,37)(34,42)(35,40)(36,46)(38,47)(39,48)(41,45)(43,44)(1,5,6,13)(2,8,4,12)(3,10,11,16)(7,14,9,15)(17,21)(18,24)(19,26)(20,27)(22,30)(23,29)(25,32)(28,31)(33,38,39,36)(34,43,40,41)(35,45,42,44)(37,47,48,46)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.