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