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