COLOR
#182A21
≈ Nightmare
Values · copy any
On white
Aa
15.09:1
Passes AAA
On black
Aa
1.16:1
Fails AA
Best text on this color
Aa#FFFFFF(15.09:1)
Adjust & explore
drag the picker or wheel — values & harmonies update livePicker · drag to explore
Harmonies · live
Colour-blindness preview
Normal vision#182A21
Protanopia#292821
Deuteranopia#262522
Tritanopia#142A27
Tints & shades
Color harmonies
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Colors that go with Nightmare
Nightmare sits in the green family. Pair it with warm woods, cream and terracotta, or a crisp white for a clean, natural feel, or lean into its harmonies below for a ready-made scheme.
Closest named, CSS & systems
Pantone & RAL matches are coming soon — those libraries aren't openly licensed for redistribution.
Nightmare — meaning & where to use it
Nightmare is a deep, shadowy green — it reads as fresh, natural and reassuring. It's a natural fit for health, sustainability, finance and outdoor brands. To keep it balanced, pair it with warm woods, cream and terracotta, or a crisp white for a clean, natural feel.
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This exact shade isn't a named or standard-set colour, so it isn't indexed — but every tool above works.