COLOR
#2D3339
≈ Nightmare Fuel
Values · copy any
On white
Aa
12.77:1
Passes AAA
On black
Aa
1.37:1
Fails AA
Best text on this color
Aa#FFFFFF(12.77:1)
Adjust & explore
drag the picker or wheel — values & harmonies update livePicker · drag to explore
Harmonies · live
Colour-blindness preview
Normal vision#2D3339
Protanopia#313339
Deuteranopia#2F3239
Tritanopia#2A3435
Tints & shades
Color harmonies
Open in scheme generator →Colors that go with Nightmare Fuel
Nightmare Fuel is an easy neutral to build around — combine it with a single saturated accent to give a neutral scheme a focal point, plus a tint or shade of itself for depth.
Closest named, CSS & systems
Colour nameNightmare Fuel#293135ΔE 2.2CSS nameDarkslategray#2F4F4FΔE 13.7Web-safe#333333#333333ΔE 4.4
Pantone & RAL matches are coming soon — those libraries aren't openly licensed for redistribution.
Nightmare Fuel — meaning & where to use it
Nightmare Fuel is a deep, shadowy neutral — calm, versatile and understated. It works well for backgrounds, typography and minimalist, editorial layouts where colour should recede. Pair it with a single saturated accent to give a neutral scheme a focal point.
Share image
Download image1200×1500 — sized for Pinterest, Instagram & social sharing. Free to download and use.
This exact shade isn't a named or standard-set colour, so it isn't indexed — but every tool above works.