COLOR
#2F3D5E
≈ Mediaeval Blue
Values · copy any
On white
Aa
10.77:1
Passes AAA
On black
Aa
1.62:1
Fails AA
Best text on this color
Aa#FFFFFF(10.77:1)
Adjust & explore
drag the picker or wheel — values & harmonies update livePicker · drag to explore
Harmonies · live
Colour-blindness preview
Normal vision#2F3D5E
Protanopia#31405F
Deuteranopia#2C3C5D
Tritanopia#1D4449
Tints & shades
Color harmonies
Open in scheme generator →Colors that go with Mediaeval Blue
Mediaeval 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 nameMediaeval Blue#2E3858ΔE 2.0CSS nameDarkslateblue#483D8BΔE 10.0Web-safe#333366#333366ΔE 6.1
Pantone & RAL matches are coming soon — those libraries aren't openly licensed for redistribution.
Mediaeval Blue — meaning & where to use it
Mediaeval 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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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.