COLOR
#2F2F56
≈ Deep Sea Base
Values · copy any
On white
Aa
12.64:1
Passes AAA
On black
Aa
1.38:1
Fails AA
Best text on this color
Aa#FFFFFF(12.64:1)
Adjust & explore
drag the picker or wheel — values & harmonies update livePicker · drag to explore
Harmonies · live
Colour-blindness preview
Normal vision#2F2F56
Protanopia#213457
Deuteranopia#1F3255
Tritanopia#23373E
Tints & shades
Color harmonies
Open in scheme generator →Palettes with this color
Colors that go with Deep Sea Base
Deep Sea Base 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 nameDeep Sea Base#2C2C57ΔE 1.4CSS nameDarkslateblue#483D8BΔE 10.6Web-safe#333366#333366ΔE 3.5
Pantone & RAL matches are coming soon — those libraries aren't openly licensed for redistribution.
Deep Sea Base — meaning & where to use it
Deep Sea Base 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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