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