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