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