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