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