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