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