COLOR
#2A45EA
≈ Rare Blue
Values · copy any
On white
Aa
6.69:1
Passes AA
On black
Aa
2.61:1
Fails AA
Best text on this color
Aa#FFFFFF(6.69:1)
Adjust & explore
drag the picker or wheel — values & harmonies update livePicker · drag to explore
Harmonies · live
Colour-blindness preview
Normal vision#2A45EA
Protanopia#0065EF
Deuteranopia#0053E7
Tritanopia#007493
Tints & shades
Color harmonies
Open in scheme generator →Palettes with this color
Colors that go with Rare Blue
Rare 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
Pantone & RAL matches are coming soon — those libraries aren't openly licensed for redistribution.
Rare Blue — meaning & where to use it
Rare 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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This exact shade isn't a named or standard-set colour, so it isn't indexed — but every tool above works.