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