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