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