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