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