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