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