Actually pretty doable with mesh backed mosaic tile. Lay out the background color and carefully pick off tiles where you want the black to go (2 for thick line 1 for thin) then either attach the black tiles now or once the background is up and set.
Sirrah; Glass, Copper and Painted Metal Ceiling Light by Stilnovo, 1950s.
art deco kitchens | Art deco kitchen
Mirror, teak, danish design, vintage, mid century
1930s Bathroom - I could do without the chairs, but everything else is purrrfect.