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