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