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Colour and the mindAfter the BBC's 'racist nude nails' row, expert reveals what your favourite polish says about you Colour and the mindAfter the BBC's 'racist nude nails' row, expert reveals what your favourite polish says about you Pigments and dyesSoulfly: Aftershock 2026 Seeing colourOvernight News Digest: Science Saturday, 10/3/26 Seeing colourTony Chess Obituary Seeing colourWhy Your TV’s Colors Look Different to Everyone Else, Explained by New Vision Model Craft and textilesNeed a pop of colour? Try autumn 2026’s designer accessories Pigments and dyesArcheologists discover hidden tomb untouched for 600 years that's 'like a treasure chest'FestivalsShrichakra Rangoli: How ancient India turned geometry, mathematics and cosmic thought into a sacred art form FestivalsPoliticians grab limelight as Holi colour bombs Bangkok Photo 1/11 Colour and the mindAfter the BBC's 'racist nude nails' row, expert reveals what your favourite polish says about you Colour and the mindAfter the BBC's 'racist nude nails' row, expert reveals what your favourite polish says about you Pigments and dyesSoulfly: Aftershock 2026 Seeing colourOvernight News Digest: Science Saturday, 10/3/26 Seeing colourTony Chess Obituary Seeing colourWhy Your TV’s Colors Look Different to Everyone Else, Explained by New Vision Model Craft and textilesNeed a pop of colour? Try autumn 2026’s designer accessories Pigments and dyesArcheologists discover hidden tomb untouched for 600 years that's 'like a treasure chest'FestivalsShrichakra Rangoli: How ancient India turned geometry, mathematics and cosmic thought into a sacred art form FestivalsPoliticians grab limelight as Holi colour bombs Bangkok Photo 1/11

Rang

Colours made from chloride ion

1 colour that our sources say are made from chloride ion.

Photo credits on this page

The small pictures above come from Wikimedia Commons under free licences. Some are cropped to fit.

Crystal violet: Richard Masoner, CC BY-SA 2.0, source

The weekly palette

Every Monday: seven colours you may not know, what the world is wearing this week, and one idea about colour.