Few artists use only pure colours from around the colour wheel ... A tone is where an artist adds grey to a colour. Green Apples, Paul Cezanne, c.1872-73, oil on canvas, The Art Archive / Alamy ...

Honda City is available in 6 colours: Golden Brown Metallic, Lunar Silver Metallic, Meteoroid Grey Metallic, Obsidian Blue Pearl, Platinum White Pearl, Radiant Red Metallic.

Tata Nexon is available in 13 colours: Royal Blue, Royal Blue With Black Roof, Pure Grey, Pure Grey Black Roof, Pristine White, Pristine White Dual Tone, Ocean Blue With White Roof, Ocean Blue ...