Smoky Cerulean Blue
A muted, cool dark blue.
#3F5180
rgb(63, 81, 128)
Color formats
HEX
#3F5180
RGB
rgb(63, 81, 128)
HSL
hsl(223.4, 34%, 37.5%)
HSV
hsv(223.4, 50.8%, 50.2%)
CMYK
cmyk(50.8%, 36.7%, 0%, 49.8%)
Color shades
Lighter tints and darker shades of Smoky Cerulean Blue.
Lightest
#B2BDD9
Lighter
#6E82B7
Base
#3F5180
Darker
#1D263C
Darkest
#000000
Complementary
The opposite hue on the color wheel.
Analogous
Neighbouring hues that harmonise.
Contrast & readability
Where Smoky Cerulean Blue works
Smoky Cerulean Blue (#3F5180) is a muted, cool dark blue. Its mid-range lightness makes it a flexible choice for buttons, fills and accents that need to read clearly without overpowering a layout. Its cool undertone lends a calm, trustworthy feel that suits clean, professional interfaces.
Observe the spectrum
More colors related to Smoky Cerulean Blue — or browse all blues.
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