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