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