COLOR
#354351
≈ Starless Night
Values · copy any
On white
Aa
10.13:1
Passes AAA
On black
Aa
1.73:1
Fails AA
Best text on this color
Aa#FFFFFF(10.13:1)
Adjust & explore
drag the picker or wheel — values & harmonies update livePicker · drag to explore
Harmonies · live
Colour-blindness preview
Normal vision#354351
Protanopia#3E4352
Deuteranopia#3A4051
Tritanopia#2C4648
Tints & shades
Color harmonies
Open in scheme generator →Palettes with this color
Colors that go with Starless Night
Starless Night 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 nameStarless Night#3E4855ΔE 2.4CSS nameDarkslateblue#483D8BΔE 11.7Web-safe#333333#333333ΔE 9.8
Pantone & RAL matches are coming soon — those libraries aren't openly licensed for redistribution.
Starless Night — meaning & where to use it
Starless Night 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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This exact shade isn't a named or standard-set colour, so it isn't indexed — but every tool above works.