COLOR
#2A437A
≈ Napoleonic Blue
Values · copy any
On white
Aa
9.62:1
Passes AAA
On black
Aa
1.82:1
Fails AA
Best text on this color
Aa#FFFFFF(9.62:1)
Adjust & explore
drag the picker or wheel — values & harmonies update livePicker · drag to explore
Harmonies · live
Colour-blindness preview
Normal vision#2A437A
Protanopia#2A497C
Deuteranopia#1D4179
Tritanopia#004F58
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 1.8CSS nameDarkslateblue#483D8BΔE 8.2Web-safe#003366#003366ΔE 6.1
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 rich, mid-toned 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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