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