As most of you will know, I'm not a great one for growing flowers (though I am doing more in that area than previously), but I am very much aware of the aesthetic value of foliage. At present I am very keen on the yellow/purple colour combination.
This is it in small scale: Golden Thyme "Archer's Gold" and purple Oxalis "Burgundy Wine"
Here it is again with Variegated Sage and Purple Sage:
And here it is in larger scale: Golden Dogwood / Cornus Alba "Aureum" and purple Cotinus "Royal Purple"