COLOR
#293D70
≈ Napoleonic Blue
Values · copy any
On white
Aa
10.52:1
Passes AAA
On black
Aa
1.66:1
Fails AA
Best text on this color
Aa#FFFFFF(10.52:1)
Adjust & explore
drag the picker or wheel — values & harmonies update livePicker · drag to explore
Harmonies · live
Colour-blindness preview
Normal vision#293D70
Protanopia#264372
Deuteranopia#1C3C6F
Tritanopia#004851
Tints & shades
Color harmonies
Open in scheme generator →Palettes with this color
Colors that go with Napoleonic Blue
Napoleonic Blue sits in the blue family. Pair it with warm accents — amber, coral or gold — to stop it feeling cold, or lean into its harmonies below for a ready-made scheme.
Closest named, CSS & systems
Colour nameNapoleonic Blue#2C4170ΔE 1.4CSS nameDarkslateblue#483D8BΔE 8.1Web-safe#003366#003366ΔE 5.0
Pantone & RAL matches are coming soon — those libraries aren't openly licensed for redistribution.
Napoleonic Blue — meaning & where to use it
Napoleonic Blue is a deep, shadowy blue — it reads as trustworthy, stable and professional. It's a natural fit for corporate, tech and financial brands, and dependable UI chrome. To keep it balanced, pair it with warm accents — amber, coral or gold — to stop it feeling cold.
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